<?xml version="1.0" encoding="UTF-8"?>
<dataset name="atmospheric_co2" title="Atmospheric CO₂ at Mauna Loa (Keeling Curve)" source="https://aidb.si/d/atmospheric-co2">
  <row>
    <month>1958-03</month>
    <year>1958</year>
    <decimal_date>1958.2027</decimal_date>
    <co2_ppm>315.71</co2_ppm>
    <co2_deseasonalized_ppm>314.44</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1958-04</month>
    <year>1958</year>
    <decimal_date>1958.2877</decimal_date>
    <co2_ppm>317.45</co2_ppm>
    <co2_deseasonalized_ppm>315.16</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1958-05</month>
    <year>1958</year>
    <decimal_date>1958.3699</decimal_date>
    <co2_ppm>317.51</co2_ppm>
    <co2_deseasonalized_ppm>314.69</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1958-06</month>
    <year>1958</year>
    <decimal_date>1958.4548</decimal_date>
    <co2_ppm>317.27</co2_ppm>
    <co2_deseasonalized_ppm>315.15</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1958-07</month>
    <year>1958</year>
    <decimal_date>1958.537</decimal_date>
    <co2_ppm>315.87</co2_ppm>
    <co2_deseasonalized_ppm>315.2</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1958-08</month>
    <year>1958</year>
    <decimal_date>1958.6219</decimal_date>
    <co2_ppm>314.93</co2_ppm>
    <co2_deseasonalized_ppm>316.21</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1958-09</month>
    <year>1958</year>
    <decimal_date>1958.7068</decimal_date>
    <co2_ppm>313.21</co2_ppm>
    <co2_deseasonalized_ppm>316.11</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1958-10</month>
    <year>1958</year>
    <decimal_date>1958.789</decimal_date>
    <co2_ppm>312.42</co2_ppm>
    <co2_deseasonalized_ppm>315.41</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1958-11</month>
    <year>1958</year>
    <decimal_date>1958.874</decimal_date>
    <co2_ppm>313.33</co2_ppm>
    <co2_deseasonalized_ppm>315.21</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1958-12</month>
    <year>1958</year>
    <decimal_date>1958.9562</decimal_date>
    <co2_ppm>314.67</co2_ppm>
    <co2_deseasonalized_ppm>315.43</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1959-01</month>
    <year>1959</year>
    <decimal_date>1959.0411</decimal_date>
    <co2_ppm>315.58</co2_ppm>
    <co2_deseasonalized_ppm>315.52</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1959-02</month>
    <year>1959</year>
    <decimal_date>1959.126</decimal_date>
    <co2_ppm>316.49</co2_ppm>
    <co2_deseasonalized_ppm>315.84</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1959-03</month>
    <year>1959</year>
    <decimal_date>1959.2027</decimal_date>
    <co2_ppm>316.65</co2_ppm>
    <co2_deseasonalized_ppm>315.37</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1959-04</month>
    <year>1959</year>
    <decimal_date>1959.2877</decimal_date>
    <co2_ppm>317.72</co2_ppm>
    <co2_deseasonalized_ppm>315.42</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1959-05</month>
    <year>1959</year>
    <decimal_date>1959.3699</decimal_date>
    <co2_ppm>318.29</co2_ppm>
    <co2_deseasonalized_ppm>315.46</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1959-06</month>
    <year>1959</year>
    <decimal_date>1959.4548</decimal_date>
    <co2_ppm>318.15</co2_ppm>
    <co2_deseasonalized_ppm>316</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1959-07</month>
    <year>1959</year>
    <decimal_date>1959.537</decimal_date>
    <co2_ppm>316.54</co2_ppm>
    <co2_deseasonalized_ppm>315.87</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1959-08</month>
    <year>1959</year>
    <decimal_date>1959.6219</decimal_date>
    <co2_ppm>314.8</co2_ppm>
    <co2_deseasonalized_ppm>316.09</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1959-09</month>
    <year>1959</year>
    <decimal_date>1959.7068</decimal_date>
    <co2_ppm>313.84</co2_ppm>
    <co2_deseasonalized_ppm>316.75</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1959-10</month>
    <year>1959</year>
    <decimal_date>1959.789</decimal_date>
    <co2_ppm>313.33</co2_ppm>
    <co2_deseasonalized_ppm>316.34</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1959-11</month>
    <year>1959</year>
    <decimal_date>1959.874</decimal_date>
    <co2_ppm>314.81</co2_ppm>
    <co2_deseasonalized_ppm>316.69</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1959-12</month>
    <year>1959</year>
    <decimal_date>1959.9562</decimal_date>
    <co2_ppm>315.58</co2_ppm>
    <co2_deseasonalized_ppm>316.35</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1960-01</month>
    <year>1960</year>
    <decimal_date>1960.041</decimal_date>
    <co2_ppm>316.43</co2_ppm>
    <co2_deseasonalized_ppm>316.38</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1960-02</month>
    <year>1960</year>
    <decimal_date>1960.1257</decimal_date>
    <co2_ppm>316.98</co2_ppm>
    <co2_deseasonalized_ppm>316.33</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1960-03</month>
    <year>1960</year>
    <decimal_date>1960.2049</decimal_date>
    <co2_ppm>317.58</co2_ppm>
    <co2_deseasonalized_ppm>316.27</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1960-04</month>
    <year>1960</year>
    <decimal_date>1960.2896</decimal_date>
    <co2_ppm>319.03</co2_ppm>
    <co2_deseasonalized_ppm>316.7</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1960-05</month>
    <year>1960</year>
    <decimal_date>1960.3716</decimal_date>
    <co2_ppm>320.03</co2_ppm>
    <co2_deseasonalized_ppm>317.19</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1960-06</month>
    <year>1960</year>
    <decimal_date>1960.4563</decimal_date>
    <co2_ppm>319.58</co2_ppm>
    <co2_deseasonalized_ppm>317.45</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1960-07</month>
    <year>1960</year>
    <decimal_date>1960.5383</decimal_date>
    <co2_ppm>318.18</co2_ppm>
    <co2_deseasonalized_ppm>317.54</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1960-08</month>
    <year>1960</year>
    <decimal_date>1960.623</decimal_date>
    <co2_ppm>315.9</co2_ppm>
    <co2_deseasonalized_ppm>317.22</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1960-09</month>
    <year>1960</year>
    <decimal_date>1960.7077</decimal_date>
    <co2_ppm>314.17</co2_ppm>
    <co2_deseasonalized_ppm>317.1</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1960-10</month>
    <year>1960</year>
    <decimal_date>1960.7896</decimal_date>
    <co2_ppm>313.83</co2_ppm>
    <co2_deseasonalized_ppm>316.85</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1960-11</month>
    <year>1960</year>
    <decimal_date>1960.8743</decimal_date>
    <co2_ppm>315</co2_ppm>
    <co2_deseasonalized_ppm>316.89</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1960-12</month>
    <year>1960</year>
    <decimal_date>1960.9563</decimal_date>
    <co2_ppm>316.19</co2_ppm>
    <co2_deseasonalized_ppm>316.96</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1961-01</month>
    <year>1961</year>
    <decimal_date>1961.0411</decimal_date>
    <co2_ppm>316.89</co2_ppm>
    <co2_deseasonalized_ppm>316.84</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1961-02</month>
    <year>1961</year>
    <decimal_date>1961.126</decimal_date>
    <co2_ppm>317.7</co2_ppm>
    <co2_deseasonalized_ppm>317.05</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1961-03</month>
    <year>1961</year>
    <decimal_date>1961.2027</decimal_date>
    <co2_ppm>318.54</co2_ppm>
    <co2_deseasonalized_ppm>317.25</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1961-04</month>
    <year>1961</year>
    <decimal_date>1961.2877</decimal_date>
    <co2_ppm>319.48</co2_ppm>
    <co2_deseasonalized_ppm>317.16</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1961-05</month>
    <year>1961</year>
    <decimal_date>1961.3699</decimal_date>
    <co2_ppm>320.58</co2_ppm>
    <co2_deseasonalized_ppm>317.73</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1961-06</month>
    <year>1961</year>
    <decimal_date>1961.4548</decimal_date>
    <co2_ppm>319.77</co2_ppm>
    <co2_deseasonalized_ppm>317.61</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1961-07</month>
    <year>1961</year>
    <decimal_date>1961.537</decimal_date>
    <co2_ppm>318.56</co2_ppm>
    <co2_deseasonalized_ppm>317.89</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1961-08</month>
    <year>1961</year>
    <decimal_date>1961.6219</decimal_date>
    <co2_ppm>316.79</co2_ppm>
    <co2_deseasonalized_ppm>318.09</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1961-09</month>
    <year>1961</year>
    <decimal_date>1961.7068</decimal_date>
    <co2_ppm>314.99</co2_ppm>
    <co2_deseasonalized_ppm>317.92</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1961-10</month>
    <year>1961</year>
    <decimal_date>1961.789</decimal_date>
    <co2_ppm>315.31</co2_ppm>
    <co2_deseasonalized_ppm>318.34</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1961-11</month>
    <year>1961</year>
    <decimal_date>1961.874</decimal_date>
    <co2_ppm>316.1</co2_ppm>
    <co2_deseasonalized_ppm>318</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1961-12</month>
    <year>1961</year>
    <decimal_date>1961.9562</decimal_date>
    <co2_ppm>317.01</co2_ppm>
    <co2_deseasonalized_ppm>317.78</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1962-01</month>
    <year>1962</year>
    <decimal_date>1962.0411</decimal_date>
    <co2_ppm>317.94</co2_ppm>
    <co2_deseasonalized_ppm>317.89</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1962-02</month>
    <year>1962</year>
    <decimal_date>1962.126</decimal_date>
    <co2_ppm>318.55</co2_ppm>
    <co2_deseasonalized_ppm>317.89</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1962-03</month>
    <year>1962</year>
    <decimal_date>1962.2027</decimal_date>
    <co2_ppm>319.68</co2_ppm>
    <co2_deseasonalized_ppm>318.39</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1962-04</month>
    <year>1962</year>
    <decimal_date>1962.2877</decimal_date>
    <co2_ppm>320.57</co2_ppm>
    <co2_deseasonalized_ppm>318.24</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1962-05</month>
    <year>1962</year>
    <decimal_date>1962.3699</decimal_date>
    <co2_ppm>321.02</co2_ppm>
    <co2_deseasonalized_ppm>318.16</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1962-06</month>
    <year>1962</year>
    <decimal_date>1962.4548</decimal_date>
    <co2_ppm>320.62</co2_ppm>
    <co2_deseasonalized_ppm>318.45</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1962-07</month>
    <year>1962</year>
    <decimal_date>1962.537</decimal_date>
    <co2_ppm>319.61</co2_ppm>
    <co2_deseasonalized_ppm>318.94</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1962-08</month>
    <year>1962</year>
    <decimal_date>1962.6219</decimal_date>
    <co2_ppm>317.4</co2_ppm>
    <co2_deseasonalized_ppm>318.71</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1962-09</month>
    <year>1962</year>
    <decimal_date>1962.7068</decimal_date>
    <co2_ppm>316.24</co2_ppm>
    <co2_deseasonalized_ppm>319.18</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1962-10</month>
    <year>1962</year>
    <decimal_date>1962.789</decimal_date>
    <co2_ppm>315.42</co2_ppm>
    <co2_deseasonalized_ppm>318.46</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1962-11</month>
    <year>1962</year>
    <decimal_date>1962.874</decimal_date>
    <co2_ppm>316.69</co2_ppm>
    <co2_deseasonalized_ppm>318.59</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1962-12</month>
    <year>1962</year>
    <decimal_date>1962.9562</decimal_date>
    <co2_ppm>317.7</co2_ppm>
    <co2_deseasonalized_ppm>318.47</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1963-01</month>
    <year>1963</year>
    <decimal_date>1963.0411</decimal_date>
    <co2_ppm>318.74</co2_ppm>
    <co2_deseasonalized_ppm>318.69</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1963-02</month>
    <year>1963</year>
    <decimal_date>1963.126</decimal_date>
    <co2_ppm>319.07</co2_ppm>
    <co2_deseasonalized_ppm>318.41</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1963-03</month>
    <year>1963</year>
    <decimal_date>1963.2027</decimal_date>
    <co2_ppm>319.86</co2_ppm>
    <co2_deseasonalized_ppm>318.57</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1963-04</month>
    <year>1963</year>
    <decimal_date>1963.2877</decimal_date>
    <co2_ppm>321.38</co2_ppm>
    <co2_deseasonalized_ppm>319.05</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1963-05</month>
    <year>1963</year>
    <decimal_date>1963.3699</decimal_date>
    <co2_ppm>322.24</co2_ppm>
    <co2_deseasonalized_ppm>319.38</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1963-06</month>
    <year>1963</year>
    <decimal_date>1963.4548</decimal_date>
    <co2_ppm>321.49</co2_ppm>
    <co2_deseasonalized_ppm>319.31</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1963-07</month>
    <year>1963</year>
    <decimal_date>1963.537</decimal_date>
    <co2_ppm>319.74</co2_ppm>
    <co2_deseasonalized_ppm>319.07</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1963-08</month>
    <year>1963</year>
    <decimal_date>1963.6219</decimal_date>
    <co2_ppm>317.77</co2_ppm>
    <co2_deseasonalized_ppm>319.07</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1963-09</month>
    <year>1963</year>
    <decimal_date>1963.7068</decimal_date>
    <co2_ppm>316.21</co2_ppm>
    <co2_deseasonalized_ppm>319.16</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1963-10</month>
    <year>1963</year>
    <decimal_date>1963.789</decimal_date>
    <co2_ppm>315.99</co2_ppm>
    <co2_deseasonalized_ppm>319.03</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1963-11</month>
    <year>1963</year>
    <decimal_date>1963.874</decimal_date>
    <co2_ppm>317.07</co2_ppm>
    <co2_deseasonalized_ppm>318.98</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1963-12</month>
    <year>1963</year>
    <decimal_date>1963.9562</decimal_date>
    <co2_ppm>318.35</co2_ppm>
    <co2_deseasonalized_ppm>319.13</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1964-01</month>
    <year>1964</year>
    <decimal_date>1964.041</decimal_date>
    <co2_ppm>319.57</co2_ppm>
    <co2_deseasonalized_ppm>319.52</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1964-02</month>
    <year>1964</year>
    <decimal_date>1964.1257</decimal_date>
    <co2_ppm>320.04</co2_ppm>
    <co2_deseasonalized_ppm>319.37</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1964-03</month>
    <year>1964</year>
    <decimal_date>1964.2049</decimal_date>
    <co2_ppm>320.75</co2_ppm>
    <co2_deseasonalized_ppm>319.41</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1964-04</month>
    <year>1964</year>
    <decimal_date>1964.2896</decimal_date>
    <co2_ppm>321.84</co2_ppm>
    <co2_deseasonalized_ppm>319.46</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1964-05</month>
    <year>1964</year>
    <decimal_date>1964.3716</decimal_date>
    <co2_ppm>322.25</co2_ppm>
    <co2_deseasonalized_ppm>319.37</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1964-06</month>
    <year>1964</year>
    <decimal_date>1964.4563</decimal_date>
    <co2_ppm>321.89</co2_ppm>
    <co2_deseasonalized_ppm>319.73</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1964-07</month>
    <year>1964</year>
    <decimal_date>1964.5383</decimal_date>
    <co2_ppm>320.44</co2_ppm>
    <co2_deseasonalized_ppm>319.79</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1964-08</month>
    <year>1964</year>
    <decimal_date>1964.623</decimal_date>
    <co2_ppm>318.69</co2_ppm>
    <co2_deseasonalized_ppm>320.03</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1964-09</month>
    <year>1964</year>
    <decimal_date>1964.7077</decimal_date>
    <co2_ppm>316.71</co2_ppm>
    <co2_deseasonalized_ppm>319.67</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1964-10</month>
    <year>1964</year>
    <decimal_date>1964.7896</decimal_date>
    <co2_ppm>316.87</co2_ppm>
    <co2_deseasonalized_ppm>319.93</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1964-11</month>
    <year>1964</year>
    <decimal_date>1964.8743</decimal_date>
    <co2_ppm>317.68</co2_ppm>
    <co2_deseasonalized_ppm>319.59</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1964-12</month>
    <year>1964</year>
    <decimal_date>1964.9563</decimal_date>
    <co2_ppm>318.71</co2_ppm>
    <co2_deseasonalized_ppm>319.49</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1965-01</month>
    <year>1965</year>
    <decimal_date>1965.0411</decimal_date>
    <co2_ppm>319.44</co2_ppm>
    <co2_deseasonalized_ppm>319.38</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1965-02</month>
    <year>1965</year>
    <decimal_date>1965.126</decimal_date>
    <co2_ppm>320.44</co2_ppm>
    <co2_deseasonalized_ppm>319.79</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1965-03</month>
    <year>1965</year>
    <decimal_date>1965.2027</decimal_date>
    <co2_ppm>320.89</co2_ppm>
    <co2_deseasonalized_ppm>319.59</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1965-04</month>
    <year>1965</year>
    <decimal_date>1965.2877</decimal_date>
    <co2_ppm>322.14</co2_ppm>
    <co2_deseasonalized_ppm>319.79</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1965-05</month>
    <year>1965</year>
    <decimal_date>1965.3699</decimal_date>
    <co2_ppm>322.17</co2_ppm>
    <co2_deseasonalized_ppm>319.28</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1965-06</month>
    <year>1965</year>
    <decimal_date>1965.4548</decimal_date>
    <co2_ppm>321.87</co2_ppm>
    <co2_deseasonalized_ppm>319.68</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1965-07</month>
    <year>1965</year>
    <decimal_date>1965.537</decimal_date>
    <co2_ppm>321.21</co2_ppm>
    <co2_deseasonalized_ppm>320.53</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1965-08</month>
    <year>1965</year>
    <decimal_date>1965.6219</decimal_date>
    <co2_ppm>318.87</co2_ppm>
    <co2_deseasonalized_ppm>320.18</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1965-09</month>
    <year>1965</year>
    <decimal_date>1965.7068</decimal_date>
    <co2_ppm>317.82</co2_ppm>
    <co2_deseasonalized_ppm>320.78</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1965-10</month>
    <year>1965</year>
    <decimal_date>1965.789</decimal_date>
    <co2_ppm>317.3</co2_ppm>
    <co2_deseasonalized_ppm>320.37</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1965-11</month>
    <year>1965</year>
    <decimal_date>1965.874</decimal_date>
    <co2_ppm>318.87</co2_ppm>
    <co2_deseasonalized_ppm>320.79</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1965-12</month>
    <year>1965</year>
    <decimal_date>1965.9562</decimal_date>
    <co2_ppm>319.42</co2_ppm>
    <co2_deseasonalized_ppm>320.2</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1966-01</month>
    <year>1966</year>
    <decimal_date>1966.0411</decimal_date>
    <co2_ppm>320.62</co2_ppm>
    <co2_deseasonalized_ppm>320.57</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1966-02</month>
    <year>1966</year>
    <decimal_date>1966.126</decimal_date>
    <co2_ppm>321.6</co2_ppm>
    <co2_deseasonalized_ppm>320.94</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1966-03</month>
    <year>1966</year>
    <decimal_date>1966.2027</decimal_date>
    <co2_ppm>322.39</co2_ppm>
    <co2_deseasonalized_ppm>321.08</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1966-04</month>
    <year>1966</year>
    <decimal_date>1966.2877</decimal_date>
    <co2_ppm>323.7</co2_ppm>
    <co2_deseasonalized_ppm>321.34</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1966-05</month>
    <year>1966</year>
    <decimal_date>1966.3699</decimal_date>
    <co2_ppm>324.08</co2_ppm>
    <co2_deseasonalized_ppm>321.18</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1966-06</month>
    <year>1966</year>
    <decimal_date>1966.4548</decimal_date>
    <co2_ppm>323.75</co2_ppm>
    <co2_deseasonalized_ppm>321.55</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1966-07</month>
    <year>1966</year>
    <decimal_date>1966.537</decimal_date>
    <co2_ppm>322.37</co2_ppm>
    <co2_deseasonalized_ppm>321.69</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1966-08</month>
    <year>1966</year>
    <decimal_date>1966.6219</decimal_date>
    <co2_ppm>320.36</co2_ppm>
    <co2_deseasonalized_ppm>321.68</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1966-09</month>
    <year>1966</year>
    <decimal_date>1966.7068</decimal_date>
    <co2_ppm>318.64</co2_ppm>
    <co2_deseasonalized_ppm>321.61</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1966-10</month>
    <year>1966</year>
    <decimal_date>1966.789</decimal_date>
    <co2_ppm>318.1</co2_ppm>
    <co2_deseasonalized_ppm>321.18</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1966-11</month>
    <year>1966</year>
    <decimal_date>1966.874</decimal_date>
    <co2_ppm>319.78</co2_ppm>
    <co2_deseasonalized_ppm>321.71</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1966-12</month>
    <year>1966</year>
    <decimal_date>1966.9562</decimal_date>
    <co2_ppm>321.02</co2_ppm>
    <co2_deseasonalized_ppm>321.81</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1967-01</month>
    <year>1967</year>
    <decimal_date>1967.0411</decimal_date>
    <co2_ppm>322.33</co2_ppm>
    <co2_deseasonalized_ppm>322.28</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1967-02</month>
    <year>1967</year>
    <decimal_date>1967.126</decimal_date>
    <co2_ppm>322.5</co2_ppm>
    <co2_deseasonalized_ppm>321.83</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1967-03</month>
    <year>1967</year>
    <decimal_date>1967.2027</decimal_date>
    <co2_ppm>323.03</co2_ppm>
    <co2_deseasonalized_ppm>321.72</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1967-04</month>
    <year>1967</year>
    <decimal_date>1967.2877</decimal_date>
    <co2_ppm>324.41</co2_ppm>
    <co2_deseasonalized_ppm>322.05</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1967-05</month>
    <year>1967</year>
    <decimal_date>1967.3699</decimal_date>
    <co2_ppm>325</co2_ppm>
    <co2_deseasonalized_ppm>322.09</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1967-06</month>
    <year>1967</year>
    <decimal_date>1967.4548</decimal_date>
    <co2_ppm>324.09</co2_ppm>
    <co2_deseasonalized_ppm>321.89</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1967-07</month>
    <year>1967</year>
    <decimal_date>1967.537</decimal_date>
    <co2_ppm>322.54</co2_ppm>
    <co2_deseasonalized_ppm>321.86</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1967-08</month>
    <year>1967</year>
    <decimal_date>1967.6219</decimal_date>
    <co2_ppm>320.92</co2_ppm>
    <co2_deseasonalized_ppm>322.24</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1967-09</month>
    <year>1967</year>
    <decimal_date>1967.7068</decimal_date>
    <co2_ppm>319.25</co2_ppm>
    <co2_deseasonalized_ppm>322.24</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1967-10</month>
    <year>1967</year>
    <decimal_date>1967.789</decimal_date>
    <co2_ppm>319.39</co2_ppm>
    <co2_deseasonalized_ppm>322.48</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1967-11</month>
    <year>1967</year>
    <decimal_date>1967.874</decimal_date>
    <co2_ppm>320.73</co2_ppm>
    <co2_deseasonalized_ppm>322.66</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1967-12</month>
    <year>1967</year>
    <decimal_date>1967.9562</decimal_date>
    <co2_ppm>321.96</co2_ppm>
    <co2_deseasonalized_ppm>322.74</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1968-01</month>
    <year>1968</year>
    <decimal_date>1968.041</decimal_date>
    <co2_ppm>322.57</co2_ppm>
    <co2_deseasonalized_ppm>322.51</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1968-02</month>
    <year>1968</year>
    <decimal_date>1968.1257</decimal_date>
    <co2_ppm>323.15</co2_ppm>
    <co2_deseasonalized_ppm>322.48</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1968-03</month>
    <year>1968</year>
    <decimal_date>1968.2049</decimal_date>
    <co2_ppm>323.89</co2_ppm>
    <co2_deseasonalized_ppm>322.55</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1968-04</month>
    <year>1968</year>
    <decimal_date>1968.2896</decimal_date>
    <co2_ppm>325.02</co2_ppm>
    <co2_deseasonalized_ppm>322.63</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1968-05</month>
    <year>1968</year>
    <decimal_date>1968.3716</decimal_date>
    <co2_ppm>325.57</co2_ppm>
    <co2_deseasonalized_ppm>322.66</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1968-06</month>
    <year>1968</year>
    <decimal_date>1968.4563</decimal_date>
    <co2_ppm>325.36</co2_ppm>
    <co2_deseasonalized_ppm>323.17</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1968-07</month>
    <year>1968</year>
    <decimal_date>1968.5383</decimal_date>
    <co2_ppm>324.14</co2_ppm>
    <co2_deseasonalized_ppm>323.48</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1968-08</month>
    <year>1968</year>
    <decimal_date>1968.623</decimal_date>
    <co2_ppm>322.11</co2_ppm>
    <co2_deseasonalized_ppm>323.46</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1968-09</month>
    <year>1968</year>
    <decimal_date>1968.7077</decimal_date>
    <co2_ppm>320.33</co2_ppm>
    <co2_deseasonalized_ppm>323.33</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1968-10</month>
    <year>1968</year>
    <decimal_date>1968.7896</decimal_date>
    <co2_ppm>320.25</co2_ppm>
    <co2_deseasonalized_ppm>323.34</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1968-11</month>
    <year>1968</year>
    <decimal_date>1968.8743</decimal_date>
    <co2_ppm>321.32</co2_ppm>
    <co2_deseasonalized_ppm>323.26</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1968-12</month>
    <year>1968</year>
    <decimal_date>1968.9563</decimal_date>
    <co2_ppm>322.89</co2_ppm>
    <co2_deseasonalized_ppm>323.68</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1969-01</month>
    <year>1969</year>
    <decimal_date>1969.0411</decimal_date>
    <co2_ppm>324</co2_ppm>
    <co2_deseasonalized_ppm>323.95</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1969-02</month>
    <year>1969</year>
    <decimal_date>1969.126</decimal_date>
    <co2_ppm>324.41</co2_ppm>
    <co2_deseasonalized_ppm>323.75</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1969-03</month>
    <year>1969</year>
    <decimal_date>1969.2027</decimal_date>
    <co2_ppm>325.63</co2_ppm>
    <co2_deseasonalized_ppm>324.31</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1969-04</month>
    <year>1969</year>
    <decimal_date>1969.2877</decimal_date>
    <co2_ppm>326.66</co2_ppm>
    <co2_deseasonalized_ppm>324.28</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1969-05</month>
    <year>1969</year>
    <decimal_date>1969.3699</decimal_date>
    <co2_ppm>327.38</co2_ppm>
    <co2_deseasonalized_ppm>324.46</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1969-06</month>
    <year>1969</year>
    <decimal_date>1969.4548</decimal_date>
    <co2_ppm>326.71</co2_ppm>
    <co2_deseasonalized_ppm>324.49</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1969-07</month>
    <year>1969</year>
    <decimal_date>1969.537</decimal_date>
    <co2_ppm>325.88</co2_ppm>
    <co2_deseasonalized_ppm>325.19</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1969-08</month>
    <year>1969</year>
    <decimal_date>1969.6219</decimal_date>
    <co2_ppm>323.66</co2_ppm>
    <co2_deseasonalized_ppm>324.99</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1969-09</month>
    <year>1969</year>
    <decimal_date>1969.7068</decimal_date>
    <co2_ppm>322.38</co2_ppm>
    <co2_deseasonalized_ppm>325.38</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1969-10</month>
    <year>1969</year>
    <decimal_date>1969.789</decimal_date>
    <co2_ppm>321.78</co2_ppm>
    <co2_deseasonalized_ppm>324.89</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1969-11</month>
    <year>1969</year>
    <decimal_date>1969.874</decimal_date>
    <co2_ppm>322.85</co2_ppm>
    <co2_deseasonalized_ppm>324.8</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1969-12</month>
    <year>1969</year>
    <decimal_date>1969.9562</decimal_date>
    <co2_ppm>324.11</co2_ppm>
    <co2_deseasonalized_ppm>324.91</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1970-01</month>
    <year>1970</year>
    <decimal_date>1970.0411</decimal_date>
    <co2_ppm>325.06</co2_ppm>
    <co2_deseasonalized_ppm>325.01</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1970-02</month>
    <year>1970</year>
    <decimal_date>1970.126</decimal_date>
    <co2_ppm>325.99</co2_ppm>
    <co2_deseasonalized_ppm>325.31</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1970-03</month>
    <year>1970</year>
    <decimal_date>1970.2027</decimal_date>
    <co2_ppm>326.93</co2_ppm>
    <co2_deseasonalized_ppm>325.61</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1970-04</month>
    <year>1970</year>
    <decimal_date>1970.2877</decimal_date>
    <co2_ppm>328.13</co2_ppm>
    <co2_deseasonalized_ppm>325.75</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1970-05</month>
    <year>1970</year>
    <decimal_date>1970.3699</decimal_date>
    <co2_ppm>328.08</co2_ppm>
    <co2_deseasonalized_ppm>325.15</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1970-06</month>
    <year>1970</year>
    <decimal_date>1970.4548</decimal_date>
    <co2_ppm>327.67</co2_ppm>
    <co2_deseasonalized_ppm>325.44</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1970-07</month>
    <year>1970</year>
    <decimal_date>1970.537</decimal_date>
    <co2_ppm>326.34</co2_ppm>
    <co2_deseasonalized_ppm>325.65</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1970-08</month>
    <year>1970</year>
    <decimal_date>1970.6219</decimal_date>
    <co2_ppm>324.68</co2_ppm>
    <co2_deseasonalized_ppm>326.02</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1970-09</month>
    <year>1970</year>
    <decimal_date>1970.7068</decimal_date>
    <co2_ppm>323.1</co2_ppm>
    <co2_deseasonalized_ppm>326.11</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1970-10</month>
    <year>1970</year>
    <decimal_date>1970.789</decimal_date>
    <co2_ppm>323.06</co2_ppm>
    <co2_deseasonalized_ppm>326.18</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1970-11</month>
    <year>1970</year>
    <decimal_date>1970.874</decimal_date>
    <co2_ppm>324.01</co2_ppm>
    <co2_deseasonalized_ppm>325.96</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1970-12</month>
    <year>1970</year>
    <decimal_date>1970.9562</decimal_date>
    <co2_ppm>325.13</co2_ppm>
    <co2_deseasonalized_ppm>325.93</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1971-01</month>
    <year>1971</year>
    <decimal_date>1971.0411</decimal_date>
    <co2_ppm>326.17</co2_ppm>
    <co2_deseasonalized_ppm>326.12</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1971-02</month>
    <year>1971</year>
    <decimal_date>1971.126</decimal_date>
    <co2_ppm>326.69</co2_ppm>
    <co2_deseasonalized_ppm>326.01</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1971-03</month>
    <year>1971</year>
    <decimal_date>1971.2027</decimal_date>
    <co2_ppm>327.18</co2_ppm>
    <co2_deseasonalized_ppm>325.85</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1971-04</month>
    <year>1971</year>
    <decimal_date>1971.2877</decimal_date>
    <co2_ppm>327.78</co2_ppm>
    <co2_deseasonalized_ppm>325.39</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1971-05</month>
    <year>1971</year>
    <decimal_date>1971.3699</decimal_date>
    <co2_ppm>328.93</co2_ppm>
    <co2_deseasonalized_ppm>325.99</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1971-06</month>
    <year>1971</year>
    <decimal_date>1971.4548</decimal_date>
    <co2_ppm>328.57</co2_ppm>
    <co2_deseasonalized_ppm>326.34</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1971-07</month>
    <year>1971</year>
    <decimal_date>1971.537</decimal_date>
    <co2_ppm>327.36</co2_ppm>
    <co2_deseasonalized_ppm>326.67</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1971-08</month>
    <year>1971</year>
    <decimal_date>1971.6219</decimal_date>
    <co2_ppm>325.43</co2_ppm>
    <co2_deseasonalized_ppm>326.77</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1971-09</month>
    <year>1971</year>
    <decimal_date>1971.7068</decimal_date>
    <co2_ppm>323.36</co2_ppm>
    <co2_deseasonalized_ppm>326.38</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1971-10</month>
    <year>1971</year>
    <decimal_date>1971.789</decimal_date>
    <co2_ppm>323.56</co2_ppm>
    <co2_deseasonalized_ppm>326.69</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1971-11</month>
    <year>1971</year>
    <decimal_date>1971.874</decimal_date>
    <co2_ppm>324.8</co2_ppm>
    <co2_deseasonalized_ppm>326.75</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1971-12</month>
    <year>1971</year>
    <decimal_date>1971.9562</decimal_date>
    <co2_ppm>326.01</co2_ppm>
    <co2_deseasonalized_ppm>326.81</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1972-01</month>
    <year>1972</year>
    <decimal_date>1972.041</decimal_date>
    <co2_ppm>326.77</co2_ppm>
    <co2_deseasonalized_ppm>326.71</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1972-02</month>
    <year>1972</year>
    <decimal_date>1972.1257</decimal_date>
    <co2_ppm>327.63</co2_ppm>
    <co2_deseasonalized_ppm>326.96</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1972-03</month>
    <year>1972</year>
    <decimal_date>1972.2049</decimal_date>
    <co2_ppm>327.75</co2_ppm>
    <co2_deseasonalized_ppm>326.39</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1972-04</month>
    <year>1972</year>
    <decimal_date>1972.2896</decimal_date>
    <co2_ppm>329.72</co2_ppm>
    <co2_deseasonalized_ppm>327.3</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1972-05</month>
    <year>1972</year>
    <decimal_date>1972.3716</decimal_date>
    <co2_ppm>330.07</co2_ppm>
    <co2_deseasonalized_ppm>327.12</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1972-06</month>
    <year>1972</year>
    <decimal_date>1972.4563</decimal_date>
    <co2_ppm>329.09</co2_ppm>
    <co2_deseasonalized_ppm>326.87</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1972-07</month>
    <year>1972</year>
    <decimal_date>1972.5383</decimal_date>
    <co2_ppm>328.04</co2_ppm>
    <co2_deseasonalized_ppm>327.38</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1972-08</month>
    <year>1972</year>
    <decimal_date>1972.623</decimal_date>
    <co2_ppm>326.32</co2_ppm>
    <co2_deseasonalized_ppm>327.69</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1972-09</month>
    <year>1972</year>
    <decimal_date>1972.7077</decimal_date>
    <co2_ppm>324.84</co2_ppm>
    <co2_deseasonalized_ppm>327.88</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1972-10</month>
    <year>1972</year>
    <decimal_date>1972.7896</decimal_date>
    <co2_ppm>325.2</co2_ppm>
    <co2_deseasonalized_ppm>328.33</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1972-11</month>
    <year>1972</year>
    <decimal_date>1972.8743</decimal_date>
    <co2_ppm>326.5</co2_ppm>
    <co2_deseasonalized_ppm>328.46</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1972-12</month>
    <year>1972</year>
    <decimal_date>1972.9563</decimal_date>
    <co2_ppm>327.55</co2_ppm>
    <co2_deseasonalized_ppm>328.35</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1973-01</month>
    <year>1973</year>
    <decimal_date>1973.0411</decimal_date>
    <co2_ppm>328.55</co2_ppm>
    <co2_deseasonalized_ppm>328.49</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1973-02</month>
    <year>1973</year>
    <decimal_date>1973.126</decimal_date>
    <co2_ppm>329.57</co2_ppm>
    <co2_deseasonalized_ppm>328.89</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1973-03</month>
    <year>1973</year>
    <decimal_date>1973.2027</decimal_date>
    <co2_ppm>330.3</co2_ppm>
    <co2_deseasonalized_ppm>328.97</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1973-04</month>
    <year>1973</year>
    <decimal_date>1973.2877</decimal_date>
    <co2_ppm>331.5</co2_ppm>
    <co2_deseasonalized_ppm>329.1</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1973-05</month>
    <year>1973</year>
    <decimal_date>1973.3699</decimal_date>
    <co2_ppm>332.48</co2_ppm>
    <co2_deseasonalized_ppm>329.52</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1973-06</month>
    <year>1973</year>
    <decimal_date>1973.4548</decimal_date>
    <co2_ppm>332.07</co2_ppm>
    <co2_deseasonalized_ppm>329.83</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1973-07</month>
    <year>1973</year>
    <decimal_date>1973.537</decimal_date>
    <co2_ppm>330.87</co2_ppm>
    <co2_deseasonalized_ppm>330.18</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1973-08</month>
    <year>1973</year>
    <decimal_date>1973.6219</decimal_date>
    <co2_ppm>329.31</co2_ppm>
    <co2_deseasonalized_ppm>330.66</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1973-09</month>
    <year>1973</year>
    <decimal_date>1973.7068</decimal_date>
    <co2_ppm>327.52</co2_ppm>
    <co2_deseasonalized_ppm>330.56</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1973-10</month>
    <year>1973</year>
    <decimal_date>1973.789</decimal_date>
    <co2_ppm>327.19</co2_ppm>
    <co2_deseasonalized_ppm>330.33</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1973-11</month>
    <year>1973</year>
    <decimal_date>1973.874</decimal_date>
    <co2_ppm>328.17</co2_ppm>
    <co2_deseasonalized_ppm>330.13</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1973-12</month>
    <year>1973</year>
    <decimal_date>1973.9562</decimal_date>
    <co2_ppm>328.65</co2_ppm>
    <co2_deseasonalized_ppm>329.45</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1974-01</month>
    <year>1974</year>
    <decimal_date>1974.0411</decimal_date>
    <co2_ppm>329.36</co2_ppm>
    <co2_deseasonalized_ppm>329.3</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1974-02</month>
    <year>1974</year>
    <decimal_date>1974.126</decimal_date>
    <co2_ppm>330.71</co2_ppm>
    <co2_deseasonalized_ppm>330.03</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1974-03</month>
    <year>1974</year>
    <decimal_date>1974.2027</decimal_date>
    <co2_ppm>331.49</co2_ppm>
    <co2_deseasonalized_ppm>330.15</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1974-04</month>
    <year>1974</year>
    <decimal_date>1974.2877</decimal_date>
    <co2_ppm>332.65</co2_ppm>
    <co2_deseasonalized_ppm>330.24</co2_deseasonalized_ppm>
    <measured_by>Scripps Institution of Oceanography</measured_by>
  </row>
  <row>
    <month>1974-05</month>
    <year>1974</year>
    <decimal_date>1974.375</decimal_date>
    <co2_ppm>333.19</co2_ppm>
    <co2_deseasonalized_ppm>330.22</co2_deseasonalized_ppm>
    <days>13</days>
    <std_dev_ppm>0.31</std_dev_ppm>
    <uncertainty_ppm>0.16</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1974-06</month>
    <year>1974</year>
    <decimal_date>1974.4583</decimal_date>
    <co2_ppm>332.2</co2_ppm>
    <co2_deseasonalized_ppm>329.79</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.37</std_dev_ppm>
    <uncertainty_ppm>0.14</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1974-07</month>
    <year>1974</year>
    <decimal_date>1974.5417</decimal_date>
    <co2_ppm>331.07</co2_ppm>
    <co2_deseasonalized_ppm>330.21</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.24</std_dev_ppm>
    <uncertainty_ppm>0.09</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1974-08</month>
    <year>1974</year>
    <decimal_date>1974.625</decimal_date>
    <co2_ppm>329.15</co2_ppm>
    <co2_deseasonalized_ppm>330.54</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.31</std_dev_ppm>
    <uncertainty_ppm>0.12</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1974-09</month>
    <year>1974</year>
    <decimal_date>1974.7083</decimal_date>
    <co2_ppm>327.33</co2_ppm>
    <co2_deseasonalized_ppm>330.44</co2_deseasonalized_ppm>
    <days>22</days>
    <std_dev_ppm>0.47</std_dev_ppm>
    <uncertainty_ppm>0.19</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1974-10</month>
    <year>1974</year>
    <decimal_date>1974.7917</decimal_date>
    <co2_ppm>327.28</co2_ppm>
    <co2_deseasonalized_ppm>330.53</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.22</std_dev_ppm>
    <uncertainty_ppm>0.09</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1974-11</month>
    <year>1974</year>
    <decimal_date>1974.875</decimal_date>
    <co2_ppm>328.31</co2_ppm>
    <co2_deseasonalized_ppm>330.5</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.43</std_dev_ppm>
    <uncertainty_ppm>0.16</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1974-12</month>
    <year>1974</year>
    <decimal_date>1974.9583</decimal_date>
    <co2_ppm>329.58</co2_ppm>
    <co2_deseasonalized_ppm>330.55</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.29</std_dev_ppm>
    <uncertainty_ppm>0.1</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1975-01</month>
    <year>1975</year>
    <decimal_date>1975.0417</decimal_date>
    <co2_ppm>330.73</co2_ppm>
    <co2_deseasonalized_ppm>330.84</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.43</std_dev_ppm>
    <uncertainty_ppm>0.15</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1975-02</month>
    <year>1975</year>
    <decimal_date>1975.125</decimal_date>
    <co2_ppm>331.46</co2_ppm>
    <co2_deseasonalized_ppm>330.85</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.46</std_dev_ppm>
    <uncertainty_ppm>0.17</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1975-03</month>
    <year>1975</year>
    <decimal_date>1975.2083</decimal_date>
    <co2_ppm>331.94</co2_ppm>
    <co2_deseasonalized_ppm>330.37</co2_deseasonalized_ppm>
    <days>17</days>
    <std_dev_ppm>0.33</std_dev_ppm>
    <uncertainty_ppm>0.15</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1975-04</month>
    <year>1975</year>
    <decimal_date>1975.2917</decimal_date>
    <co2_ppm>333.11</co2_ppm>
    <co2_deseasonalized_ppm>330.53</co2_deseasonalized_ppm>
    <days>23</days>
    <std_dev_ppm>0.59</std_dev_ppm>
    <uncertainty_ppm>0.24</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1975-05</month>
    <year>1975</year>
    <decimal_date>1975.375</decimal_date>
    <co2_ppm>333.95</co2_ppm>
    <co2_deseasonalized_ppm>330.98</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.35</std_dev_ppm>
    <uncertainty_ppm>0.13</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1975-06</month>
    <year>1975</year>
    <decimal_date>1975.4583</decimal_date>
    <co2_ppm>333.42</co2_ppm>
    <co2_deseasonalized_ppm>331.01</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.48</std_dev_ppm>
    <uncertainty_ppm>0.18</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1975-07</month>
    <year>1975</year>
    <decimal_date>1975.5417</decimal_date>
    <co2_ppm>331.97</co2_ppm>
    <co2_deseasonalized_ppm>331.12</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.45</std_dev_ppm>
    <uncertainty_ppm>0.18</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1975-08</month>
    <year>1975</year>
    <decimal_date>1975.625</decimal_date>
    <co2_ppm>329.95</co2_ppm>
    <co2_deseasonalized_ppm>331.33</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.47</std_dev_ppm>
    <uncertainty_ppm>0.18</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1975-09</month>
    <year>1975</year>
    <decimal_date>1975.7083</decimal_date>
    <co2_ppm>328.49</co2_ppm>
    <co2_deseasonalized_ppm>331.6</co2_deseasonalized_ppm>
    <days>22</days>
    <std_dev_ppm>0.53</std_dev_ppm>
    <uncertainty_ppm>0.22</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1975-10</month>
    <year>1975</year>
    <decimal_date>1975.7917</decimal_date>
    <co2_ppm>328.36</co2_ppm>
    <co2_deseasonalized_ppm>331.61</co2_deseasonalized_ppm>
    <days>11</days>
    <std_dev_ppm>0.21</std_dev_ppm>
    <uncertainty_ppm>0.12</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1975-11</month>
    <year>1975</year>
    <decimal_date>1975.875</decimal_date>
    <co2_ppm>329.38</co2_ppm>
    <co2_deseasonalized_ppm>331.57</co2_deseasonalized_ppm>
    <days>18</days>
    <std_dev_ppm>0.31</std_dev_ppm>
    <uncertainty_ppm>0.14</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1975-12</month>
    <year>1975</year>
    <decimal_date>1975.9583</decimal_date>
    <co2_ppm>330.77</co2_ppm>
    <co2_deseasonalized_ppm>331.74</co2_deseasonalized_ppm>
    <interpolated>true</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1976-01</month>
    <year>1976</year>
    <decimal_date>1976.0417</decimal_date>
    <co2_ppm>331.56</co2_ppm>
    <co2_deseasonalized_ppm>331.67</co2_deseasonalized_ppm>
    <days>19</days>
    <std_dev_ppm>0.23</std_dev_ppm>
    <uncertainty_ppm>0.1</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1976-02</month>
    <year>1976</year>
    <decimal_date>1976.125</decimal_date>
    <co2_ppm>332.74</co2_ppm>
    <co2_deseasonalized_ppm>332.14</co2_deseasonalized_ppm>
    <days>22</days>
    <std_dev_ppm>0.49</std_dev_ppm>
    <uncertainty_ppm>0.2</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1976-03</month>
    <year>1976</year>
    <decimal_date>1976.2083</decimal_date>
    <co2_ppm>333.36</co2_ppm>
    <co2_deseasonalized_ppm>331.79</co2_deseasonalized_ppm>
    <days>18</days>
    <std_dev_ppm>0.52</std_dev_ppm>
    <uncertainty_ppm>0.23</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1976-04</month>
    <year>1976</year>
    <decimal_date>1976.2917</decimal_date>
    <co2_ppm>334.74</co2_ppm>
    <co2_deseasonalized_ppm>332.16</co2_deseasonalized_ppm>
    <days>18</days>
    <std_dev_ppm>0.77</std_dev_ppm>
    <uncertainty_ppm>0.35</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1976-05</month>
    <year>1976</year>
    <decimal_date>1976.375</decimal_date>
    <co2_ppm>334.72</co2_ppm>
    <co2_deseasonalized_ppm>331.75</co2_deseasonalized_ppm>
    <days>21</days>
    <std_dev_ppm>0.56</std_dev_ppm>
    <uncertainty_ppm>0.23</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1976-06</month>
    <year>1976</year>
    <decimal_date>1976.4583</decimal_date>
    <co2_ppm>333.97</co2_ppm>
    <co2_deseasonalized_ppm>331.56</co2_deseasonalized_ppm>
    <days>15</days>
    <std_dev_ppm>0.21</std_dev_ppm>
    <uncertainty_ppm>0.1</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1976-07</month>
    <year>1976</year>
    <decimal_date>1976.5417</decimal_date>
    <co2_ppm>333.08</co2_ppm>
    <co2_deseasonalized_ppm>332.23</co2_deseasonalized_ppm>
    <days>15</days>
    <std_dev_ppm>0.24</std_dev_ppm>
    <uncertainty_ppm>0.12</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1976-08</month>
    <year>1976</year>
    <decimal_date>1976.625</decimal_date>
    <co2_ppm>330.68</co2_ppm>
    <co2_deseasonalized_ppm>332.07</co2_deseasonalized_ppm>
    <days>23</days>
    <std_dev_ppm>0.51</std_dev_ppm>
    <uncertainty_ppm>0.2</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1976-09</month>
    <year>1976</year>
    <decimal_date>1976.7083</decimal_date>
    <co2_ppm>328.96</co2_ppm>
    <co2_deseasonalized_ppm>332.07</co2_deseasonalized_ppm>
    <days>13</days>
    <std_dev_ppm>0.69</std_dev_ppm>
    <uncertainty_ppm>0.37</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1976-10</month>
    <year>1976</year>
    <decimal_date>1976.7917</decimal_date>
    <co2_ppm>328.72</co2_ppm>
    <co2_deseasonalized_ppm>331.98</co2_deseasonalized_ppm>
    <days>19</days>
    <std_dev_ppm>0.57</std_dev_ppm>
    <uncertainty_ppm>0.25</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1976-11</month>
    <year>1976</year>
    <decimal_date>1976.875</decimal_date>
    <co2_ppm>330.16</co2_ppm>
    <co2_deseasonalized_ppm>332.35</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.36</std_dev_ppm>
    <uncertainty_ppm>0.14</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1976-12</month>
    <year>1976</year>
    <decimal_date>1976.9583</decimal_date>
    <co2_ppm>331.62</co2_ppm>
    <co2_deseasonalized_ppm>332.59</co2_deseasonalized_ppm>
    <days>20</days>
    <std_dev_ppm>0.38</std_dev_ppm>
    <uncertainty_ppm>0.16</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1977-01</month>
    <year>1977</year>
    <decimal_date>1977.0417</decimal_date>
    <co2_ppm>332.68</co2_ppm>
    <co2_deseasonalized_ppm>332.77</co2_deseasonalized_ppm>
    <days>23</days>
    <std_dev_ppm>0.4</std_dev_ppm>
    <uncertainty_ppm>0.16</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1977-02</month>
    <year>1977</year>
    <decimal_date>1977.125</decimal_date>
    <co2_ppm>333.17</co2_ppm>
    <co2_deseasonalized_ppm>332.58</co2_deseasonalized_ppm>
    <days>20</days>
    <std_dev_ppm>0.34</std_dev_ppm>
    <uncertainty_ppm>0.15</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1977-03</month>
    <year>1977</year>
    <decimal_date>1977.2083</decimal_date>
    <co2_ppm>334.96</co2_ppm>
    <co2_deseasonalized_ppm>333.4</co2_deseasonalized_ppm>
    <days>23</days>
    <std_dev_ppm>0.51</std_dev_ppm>
    <uncertainty_ppm>0.21</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1977-04</month>
    <year>1977</year>
    <decimal_date>1977.2917</decimal_date>
    <co2_ppm>336.14</co2_ppm>
    <co2_deseasonalized_ppm>333.54</co2_deseasonalized_ppm>
    <days>20</days>
    <std_dev_ppm>0.5</std_dev_ppm>
    <uncertainty_ppm>0.21</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1977-05</month>
    <year>1977</year>
    <decimal_date>1977.375</decimal_date>
    <co2_ppm>336.93</co2_ppm>
    <co2_deseasonalized_ppm>334</co2_deseasonalized_ppm>
    <days>20</days>
    <std_dev_ppm>0.31</std_dev_ppm>
    <uncertainty_ppm>0.13</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1977-06</month>
    <year>1977</year>
    <decimal_date>1977.4583</decimal_date>
    <co2_ppm>336.17</co2_ppm>
    <co2_deseasonalized_ppm>333.79</co2_deseasonalized_ppm>
    <days>22</days>
    <std_dev_ppm>0.4</std_dev_ppm>
    <uncertainty_ppm>0.16</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1977-07</month>
    <year>1977</year>
    <decimal_date>1977.5417</decimal_date>
    <co2_ppm>334.89</co2_ppm>
    <co2_deseasonalized_ppm>334.01</co2_deseasonalized_ppm>
    <days>20</days>
    <std_dev_ppm>0.23</std_dev_ppm>
    <uncertainty_ppm>0.1</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1977-08</month>
    <year>1977</year>
    <decimal_date>1977.625</decimal_date>
    <co2_ppm>332.56</co2_ppm>
    <co2_deseasonalized_ppm>333.91</co2_deseasonalized_ppm>
    <days>18</days>
    <std_dev_ppm>0.46</std_dev_ppm>
    <uncertainty_ppm>0.21</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1977-09</month>
    <year>1977</year>
    <decimal_date>1977.7083</decimal_date>
    <co2_ppm>331.29</co2_ppm>
    <co2_deseasonalized_ppm>334.36</co2_deseasonalized_ppm>
    <days>19</days>
    <std_dev_ppm>0.46</std_dev_ppm>
    <uncertainty_ppm>0.2</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1977-10</month>
    <year>1977</year>
    <decimal_date>1977.7917</decimal_date>
    <co2_ppm>331.28</co2_ppm>
    <co2_deseasonalized_ppm>334.51</co2_deseasonalized_ppm>
    <days>23</days>
    <std_dev_ppm>0.29</std_dev_ppm>
    <uncertainty_ppm>0.12</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1977-11</month>
    <year>1977</year>
    <decimal_date>1977.875</decimal_date>
    <co2_ppm>332.46</co2_ppm>
    <co2_deseasonalized_ppm>334.68</co2_deseasonalized_ppm>
    <days>21</days>
    <std_dev_ppm>0.43</std_dev_ppm>
    <uncertainty_ppm>0.18</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1977-12</month>
    <year>1977</year>
    <decimal_date>1977.9583</decimal_date>
    <co2_ppm>333.6</co2_ppm>
    <co2_deseasonalized_ppm>334.58</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.36</std_dev_ppm>
    <uncertainty_ppm>0.14</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1978-01</month>
    <year>1978</year>
    <decimal_date>1978.0417</decimal_date>
    <co2_ppm>334.94</co2_ppm>
    <co2_deseasonalized_ppm>335.01</co2_deseasonalized_ppm>
    <days>22</days>
    <std_dev_ppm>0.52</std_dev_ppm>
    <uncertainty_ppm>0.21</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1978-02</month>
    <year>1978</year>
    <decimal_date>1978.125</decimal_date>
    <co2_ppm>335.26</co2_ppm>
    <co2_deseasonalized_ppm>334.6</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.5</std_dev_ppm>
    <uncertainty_ppm>0.19</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1978-03</month>
    <year>1978</year>
    <decimal_date>1978.2083</decimal_date>
    <co2_ppm>336.66</co2_ppm>
    <co2_deseasonalized_ppm>335</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.59</std_dev_ppm>
    <uncertainty_ppm>0.21</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1978-04</month>
    <year>1978</year>
    <decimal_date>1978.2917</decimal_date>
    <co2_ppm>337.69</co2_ppm>
    <co2_deseasonalized_ppm>335.07</co2_deseasonalized_ppm>
    <days>18</days>
    <std_dev_ppm>0.44</std_dev_ppm>
    <uncertainty_ppm>0.2</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1978-05</month>
    <year>1978</year>
    <decimal_date>1978.375</decimal_date>
    <co2_ppm>338.02</co2_ppm>
    <co2_deseasonalized_ppm>335.08</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.46</std_dev_ppm>
    <uncertainty_ppm>0.17</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1978-06</month>
    <year>1978</year>
    <decimal_date>1978.4583</decimal_date>
    <co2_ppm>338.01</co2_ppm>
    <co2_deseasonalized_ppm>335.6</co2_deseasonalized_ppm>
    <days>17</days>
    <std_dev_ppm>0.31</std_dev_ppm>
    <uncertainty_ppm>0.15</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1978-07</month>
    <year>1978</year>
    <decimal_date>1978.5417</decimal_date>
    <co2_ppm>336.5</co2_ppm>
    <co2_deseasonalized_ppm>335.65</co2_deseasonalized_ppm>
    <days>20</days>
    <std_dev_ppm>0.32</std_dev_ppm>
    <uncertainty_ppm>0.14</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1978-08</month>
    <year>1978</year>
    <decimal_date>1978.625</decimal_date>
    <co2_ppm>334.42</co2_ppm>
    <co2_deseasonalized_ppm>335.87</co2_deseasonalized_ppm>
    <days>19</days>
    <std_dev_ppm>0.32</std_dev_ppm>
    <uncertainty_ppm>0.14</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1978-09</month>
    <year>1978</year>
    <decimal_date>1978.7083</decimal_date>
    <co2_ppm>332.36</co2_ppm>
    <co2_deseasonalized_ppm>335.51</co2_deseasonalized_ppm>
    <days>17</days>
    <std_dev_ppm>0.75</std_dev_ppm>
    <uncertainty_ppm>0.35</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1978-10</month>
    <year>1978</year>
    <decimal_date>1978.7917</decimal_date>
    <co2_ppm>332.45</co2_ppm>
    <co2_deseasonalized_ppm>335.72</co2_deseasonalized_ppm>
    <days>21</days>
    <std_dev_ppm>0.34</std_dev_ppm>
    <uncertainty_ppm>0.14</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1978-11</month>
    <year>1978</year>
    <decimal_date>1978.875</decimal_date>
    <co2_ppm>333.76</co2_ppm>
    <co2_deseasonalized_ppm>335.99</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.25</std_dev_ppm>
    <uncertainty_ppm>0.1</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1978-12</month>
    <year>1978</year>
    <decimal_date>1978.9583</decimal_date>
    <co2_ppm>334.91</co2_ppm>
    <co2_deseasonalized_ppm>335.87</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.33</std_dev_ppm>
    <uncertainty_ppm>0.12</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1979-01</month>
    <year>1979</year>
    <decimal_date>1979.0417</decimal_date>
    <co2_ppm>336.14</co2_ppm>
    <co2_deseasonalized_ppm>336.22</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.55</std_dev_ppm>
    <uncertainty_ppm>0.2</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1979-02</month>
    <year>1979</year>
    <decimal_date>1979.125</decimal_date>
    <co2_ppm>336.69</co2_ppm>
    <co2_deseasonalized_ppm>336</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.3</std_dev_ppm>
    <uncertainty_ppm>0.11</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1979-03</month>
    <year>1979</year>
    <decimal_date>1979.2083</decimal_date>
    <co2_ppm>338.27</co2_ppm>
    <co2_deseasonalized_ppm>336.56</co2_deseasonalized_ppm>
    <days>21</days>
    <std_dev_ppm>0.63</std_dev_ppm>
    <uncertainty_ppm>0.26</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1979-04</month>
    <year>1979</year>
    <decimal_date>1979.2917</decimal_date>
    <co2_ppm>338.82</co2_ppm>
    <co2_deseasonalized_ppm>336.11</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.67</std_dev_ppm>
    <uncertainty_ppm>0.26</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1979-05</month>
    <year>1979</year>
    <decimal_date>1979.375</decimal_date>
    <co2_ppm>339.24</co2_ppm>
    <co2_deseasonalized_ppm>336.24</co2_deseasonalized_ppm>
    <days>20</days>
    <std_dev_ppm>0.5</std_dev_ppm>
    <uncertainty_ppm>0.22</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1979-06</month>
    <year>1979</year>
    <decimal_date>1979.4583</decimal_date>
    <co2_ppm>339.26</co2_ppm>
    <co2_deseasonalized_ppm>336.83</co2_deseasonalized_ppm>
    <days>19</days>
    <std_dev_ppm>0.35</std_dev_ppm>
    <uncertainty_ppm>0.15</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1979-07</month>
    <year>1979</year>
    <decimal_date>1979.5417</decimal_date>
    <co2_ppm>337.54</co2_ppm>
    <co2_deseasonalized_ppm>336.69</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.59</std_dev_ppm>
    <uncertainty_ppm>0.22</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1979-08</month>
    <year>1979</year>
    <decimal_date>1979.625</decimal_date>
    <co2_ppm>335.72</co2_ppm>
    <co2_deseasonalized_ppm>337.2</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.6</std_dev_ppm>
    <uncertainty_ppm>0.23</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1979-09</month>
    <year>1979</year>
    <decimal_date>1979.7083</decimal_date>
    <co2_ppm>333.97</co2_ppm>
    <co2_deseasonalized_ppm>337.19</co2_deseasonalized_ppm>
    <days>19</days>
    <std_dev_ppm>0.65</std_dev_ppm>
    <uncertainty_ppm>0.29</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1979-10</month>
    <year>1979</year>
    <decimal_date>1979.7917</decimal_date>
    <co2_ppm>334.24</co2_ppm>
    <co2_deseasonalized_ppm>337.57</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.42</std_dev_ppm>
    <uncertainty_ppm>0.16</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1979-11</month>
    <year>1979</year>
    <decimal_date>1979.875</decimal_date>
    <co2_ppm>335.32</co2_ppm>
    <co2_deseasonalized_ppm>337.59</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.3</std_dev_ppm>
    <uncertainty_ppm>0.11</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1979-12</month>
    <year>1979</year>
    <decimal_date>1979.9583</decimal_date>
    <co2_ppm>336.81</co2_ppm>
    <co2_deseasonalized_ppm>337.83</co2_deseasonalized_ppm>
    <days>22</days>
    <std_dev_ppm>0.23</std_dev_ppm>
    <uncertainty_ppm>0.09</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1980-01</month>
    <year>1980</year>
    <decimal_date>1980.0417</decimal_date>
    <co2_ppm>337.9</co2_ppm>
    <co2_deseasonalized_ppm>338.13</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.57</std_dev_ppm>
    <uncertainty_ppm>0.2</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1980-02</month>
    <year>1980</year>
    <decimal_date>1980.125</decimal_date>
    <co2_ppm>338.34</co2_ppm>
    <co2_deseasonalized_ppm>337.85</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.49</std_dev_ppm>
    <uncertainty_ppm>0.18</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1980-03</month>
    <year>1980</year>
    <decimal_date>1980.2083</decimal_date>
    <co2_ppm>340.07</co2_ppm>
    <co2_deseasonalized_ppm>338.51</co2_deseasonalized_ppm>
    <days>23</days>
    <std_dev_ppm>0.54</std_dev_ppm>
    <uncertainty_ppm>0.22</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1980-04</month>
    <year>1980</year>
    <decimal_date>1980.2917</decimal_date>
    <co2_ppm>340.93</co2_ppm>
    <co2_deseasonalized_ppm>338.31</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.29</std_dev_ppm>
    <uncertainty_ppm>0.11</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1980-05</month>
    <year>1980</year>
    <decimal_date>1980.375</decimal_date>
    <co2_ppm>341.45</co2_ppm>
    <co2_deseasonalized_ppm>338.4</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.54</std_dev_ppm>
    <uncertainty_ppm>0.21</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1980-06</month>
    <year>1980</year>
    <decimal_date>1980.4583</decimal_date>
    <co2_ppm>341.36</co2_ppm>
    <co2_deseasonalized_ppm>338.85</co2_deseasonalized_ppm>
    <days>20</days>
    <std_dev_ppm>0.39</std_dev_ppm>
    <uncertainty_ppm>0.17</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1980-07</month>
    <year>1980</year>
    <decimal_date>1980.5417</decimal_date>
    <co2_ppm>339.45</co2_ppm>
    <co2_deseasonalized_ppm>338.56</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.6</std_dev_ppm>
    <uncertainty_ppm>0.22</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1980-08</month>
    <year>1980</year>
    <decimal_date>1980.625</decimal_date>
    <co2_ppm>337.67</co2_ppm>
    <co2_deseasonalized_ppm>339.07</co2_deseasonalized_ppm>
    <days>16</days>
    <std_dev_ppm>1.05</std_dev_ppm>
    <uncertainty_ppm>0.5</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1980-09</month>
    <year>1980</year>
    <decimal_date>1980.7083</decimal_date>
    <co2_ppm>336.25</co2_ppm>
    <co2_deseasonalized_ppm>339.38</co2_deseasonalized_ppm>
    <days>15</days>
    <std_dev_ppm>0.69</std_dev_ppm>
    <uncertainty_ppm>0.34</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1980-10</month>
    <year>1980</year>
    <decimal_date>1980.7917</decimal_date>
    <co2_ppm>336.14</co2_ppm>
    <co2_deseasonalized_ppm>339.4</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.26</std_dev_ppm>
    <uncertainty_ppm>0.1</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1980-11</month>
    <year>1980</year>
    <decimal_date>1980.875</decimal_date>
    <co2_ppm>337.3</co2_ppm>
    <co2_deseasonalized_ppm>339.46</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.26</std_dev_ppm>
    <uncertainty_ppm>0.1</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1980-12</month>
    <year>1980</year>
    <decimal_date>1980.9583</decimal_date>
    <co2_ppm>338.29</co2_ppm>
    <co2_deseasonalized_ppm>339.26</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.25</std_dev_ppm>
    <uncertainty_ppm>0.1</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1981-01</month>
    <year>1981</year>
    <decimal_date>1981.0417</decimal_date>
    <co2_ppm>339.29</co2_ppm>
    <co2_deseasonalized_ppm>339.42</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.39</std_dev_ppm>
    <uncertainty_ppm>0.14</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1981-02</month>
    <year>1981</year>
    <decimal_date>1981.125</decimal_date>
    <co2_ppm>340.55</co2_ppm>
    <co2_deseasonalized_ppm>339.98</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.65</std_dev_ppm>
    <uncertainty_ppm>0.25</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1981-03</month>
    <year>1981</year>
    <decimal_date>1981.2083</decimal_date>
    <co2_ppm>341.63</co2_ppm>
    <co2_deseasonalized_ppm>340.08</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.48</std_dev_ppm>
    <uncertainty_ppm>0.19</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1981-04</month>
    <year>1981</year>
    <decimal_date>1981.2917</decimal_date>
    <co2_ppm>342.6</co2_ppm>
    <co2_deseasonalized_ppm>339.98</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.46</std_dev_ppm>
    <uncertainty_ppm>0.17</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1981-05</month>
    <year>1981</year>
    <decimal_date>1981.375</decimal_date>
    <co2_ppm>343.04</co2_ppm>
    <co2_deseasonalized_ppm>339.97</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.19</std_dev_ppm>
    <uncertainty_ppm>0.07</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1981-06</month>
    <year>1981</year>
    <decimal_date>1981.4583</decimal_date>
    <co2_ppm>342.54</co2_ppm>
    <co2_deseasonalized_ppm>340.06</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.29</std_dev_ppm>
    <uncertainty_ppm>0.11</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1981-07</month>
    <year>1981</year>
    <decimal_date>1981.5417</decimal_date>
    <co2_ppm>340.82</co2_ppm>
    <co2_deseasonalized_ppm>339.92</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.46</std_dev_ppm>
    <uncertainty_ppm>0.18</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1981-08</month>
    <year>1981</year>
    <decimal_date>1981.625</decimal_date>
    <co2_ppm>338.48</co2_ppm>
    <co2_deseasonalized_ppm>339.87</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.48</std_dev_ppm>
    <uncertainty_ppm>0.18</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1981-09</month>
    <year>1981</year>
    <decimal_date>1981.7083</decimal_date>
    <co2_ppm>336.95</co2_ppm>
    <co2_deseasonalized_ppm>340.17</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.55</std_dev_ppm>
    <uncertainty_ppm>0.2</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1981-10</month>
    <year>1981</year>
    <decimal_date>1981.7917</decimal_date>
    <co2_ppm>337.05</co2_ppm>
    <co2_deseasonalized_ppm>340.39</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.39</std_dev_ppm>
    <uncertainty_ppm>0.15</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1981-11</month>
    <year>1981</year>
    <decimal_date>1981.875</decimal_date>
    <co2_ppm>338.58</co2_ppm>
    <co2_deseasonalized_ppm>340.75</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.31</std_dev_ppm>
    <uncertainty_ppm>0.12</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1981-12</month>
    <year>1981</year>
    <decimal_date>1981.9583</decimal_date>
    <co2_ppm>339.91</co2_ppm>
    <co2_deseasonalized_ppm>340.85</co2_deseasonalized_ppm>
    <days>20</days>
    <std_dev_ppm>0.28</std_dev_ppm>
    <uncertainty_ppm>0.12</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1982-01</month>
    <year>1982</year>
    <decimal_date>1982.0417</decimal_date>
    <co2_ppm>340.93</co2_ppm>
    <co2_deseasonalized_ppm>341.09</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.3</std_dev_ppm>
    <uncertainty_ppm>0.11</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1982-02</month>
    <year>1982</year>
    <decimal_date>1982.125</decimal_date>
    <co2_ppm>341.76</co2_ppm>
    <co2_deseasonalized_ppm>341.16</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.49</std_dev_ppm>
    <uncertainty_ppm>0.19</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1982-03</month>
    <year>1982</year>
    <decimal_date>1982.2083</decimal_date>
    <co2_ppm>342.78</co2_ppm>
    <co2_deseasonalized_ppm>341.18</co2_deseasonalized_ppm>
    <days>17</days>
    <std_dev_ppm>0.41</std_dev_ppm>
    <uncertainty_ppm>0.19</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1982-04</month>
    <year>1982</year>
    <decimal_date>1982.2917</decimal_date>
    <co2_ppm>343.96</co2_ppm>
    <co2_deseasonalized_ppm>341.32</co2_deseasonalized_ppm>
    <days>7</days>
    <std_dev_ppm>0.42</std_dev_ppm>
    <uncertainty_ppm>0.31</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1982-05</month>
    <year>1982</year>
    <decimal_date>1982.375</decimal_date>
    <co2_ppm>344.77</co2_ppm>
    <co2_deseasonalized_ppm>341.67</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.37</std_dev_ppm>
    <uncertainty_ppm>0.14</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1982-06</month>
    <year>1982</year>
    <decimal_date>1982.4583</decimal_date>
    <co2_ppm>343.88</co2_ppm>
    <co2_deseasonalized_ppm>341.43</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.37</std_dev_ppm>
    <uncertainty_ppm>0.14</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1982-07</month>
    <year>1982</year>
    <decimal_date>1982.5417</decimal_date>
    <co2_ppm>342.42</co2_ppm>
    <co2_deseasonalized_ppm>341.61</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.35</std_dev_ppm>
    <uncertainty_ppm>0.13</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1982-08</month>
    <year>1982</year>
    <decimal_date>1982.625</decimal_date>
    <co2_ppm>340.24</co2_ppm>
    <co2_deseasonalized_ppm>341.64</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.61</std_dev_ppm>
    <uncertainty_ppm>0.23</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1982-09</month>
    <year>1982</year>
    <decimal_date>1982.7083</decimal_date>
    <co2_ppm>338.37</co2_ppm>
    <co2_deseasonalized_ppm>341.56</co2_deseasonalized_ppm>
    <days>21</days>
    <std_dev_ppm>0.59</std_dev_ppm>
    <uncertainty_ppm>0.25</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1982-10</month>
    <year>1982</year>
    <decimal_date>1982.7917</decimal_date>
    <co2_ppm>338.41</co2_ppm>
    <co2_deseasonalized_ppm>341.77</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.5</std_dev_ppm>
    <uncertainty_ppm>0.19</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1982-11</month>
    <year>1982</year>
    <decimal_date>1982.875</decimal_date>
    <co2_ppm>339.44</co2_ppm>
    <co2_deseasonalized_ppm>341.59</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.39</std_dev_ppm>
    <uncertainty_ppm>0.15</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1982-12</month>
    <year>1982</year>
    <decimal_date>1982.9583</decimal_date>
    <co2_ppm>340.78</co2_ppm>
    <co2_deseasonalized_ppm>341.71</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.3</std_dev_ppm>
    <uncertainty_ppm>0.11</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1983-01</month>
    <year>1983</year>
    <decimal_date>1983.0417</decimal_date>
    <co2_ppm>341.57</co2_ppm>
    <co2_deseasonalized_ppm>341.75</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.47</std_dev_ppm>
    <uncertainty_ppm>0.17</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1983-02</month>
    <year>1983</year>
    <decimal_date>1983.125</decimal_date>
    <co2_ppm>342.78</co2_ppm>
    <co2_deseasonalized_ppm>342.25</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.37</std_dev_ppm>
    <uncertainty_ppm>0.15</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1983-03</month>
    <year>1983</year>
    <decimal_date>1983.2083</decimal_date>
    <co2_ppm>343.37</co2_ppm>
    <co2_deseasonalized_ppm>341.85</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.88</std_dev_ppm>
    <uncertainty_ppm>0.32</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1983-04</month>
    <year>1983</year>
    <decimal_date>1983.2917</decimal_date>
    <co2_ppm>345.4</co2_ppm>
    <co2_deseasonalized_ppm>342.76</co2_deseasonalized_ppm>
    <days>23</days>
    <std_dev_ppm>0.29</std_dev_ppm>
    <uncertainty_ppm>0.12</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1983-05</month>
    <year>1983</year>
    <decimal_date>1983.375</decimal_date>
    <co2_ppm>346.14</co2_ppm>
    <co2_deseasonalized_ppm>342.97</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.51</std_dev_ppm>
    <uncertainty_ppm>0.19</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1983-06</month>
    <year>1983</year>
    <decimal_date>1983.4583</decimal_date>
    <co2_ppm>345.76</co2_ppm>
    <co2_deseasonalized_ppm>343.3</co2_deseasonalized_ppm>
    <days>20</days>
    <std_dev_ppm>0.3</std_dev_ppm>
    <uncertainty_ppm>0.13</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1983-07</month>
    <year>1983</year>
    <decimal_date>1983.5417</decimal_date>
    <co2_ppm>344.32</co2_ppm>
    <co2_deseasonalized_ppm>343.56</co2_deseasonalized_ppm>
    <days>22</days>
    <std_dev_ppm>0.57</std_dev_ppm>
    <uncertainty_ppm>0.23</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1983-08</month>
    <year>1983</year>
    <decimal_date>1983.625</decimal_date>
    <co2_ppm>342.51</co2_ppm>
    <co2_deseasonalized_ppm>343.89</co2_deseasonalized_ppm>
    <days>16</days>
    <std_dev_ppm>0.73</std_dev_ppm>
    <uncertainty_ppm>0.35</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1983-09</month>
    <year>1983</year>
    <decimal_date>1983.7083</decimal_date>
    <co2_ppm>340.46</co2_ppm>
    <co2_deseasonalized_ppm>343.59</co2_deseasonalized_ppm>
    <days>15</days>
    <std_dev_ppm>0.5</std_dev_ppm>
    <uncertainty_ppm>0.25</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1983-10</month>
    <year>1983</year>
    <decimal_date>1983.7917</decimal_date>
    <co2_ppm>340.53</co2_ppm>
    <co2_deseasonalized_ppm>343.86</co2_deseasonalized_ppm>
    <days>20</days>
    <std_dev_ppm>0.31</std_dev_ppm>
    <uncertainty_ppm>0.13</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1983-11</month>
    <year>1983</year>
    <decimal_date>1983.875</decimal_date>
    <co2_ppm>341.79</co2_ppm>
    <co2_deseasonalized_ppm>343.92</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.33</std_dev_ppm>
    <uncertainty_ppm>0.12</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1983-12</month>
    <year>1983</year>
    <decimal_date>1983.9583</decimal_date>
    <co2_ppm>343.2</co2_ppm>
    <co2_deseasonalized_ppm>344.12</co2_deseasonalized_ppm>
    <days>21</days>
    <std_dev_ppm>0.25</std_dev_ppm>
    <uncertainty_ppm>0.1</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1984-01</month>
    <year>1984</year>
    <decimal_date>1984.0417</decimal_date>
    <co2_ppm>344.21</co2_ppm>
    <co2_deseasonalized_ppm>344.32</co2_deseasonalized_ppm>
    <days>23</days>
    <std_dev_ppm>0.4</std_dev_ppm>
    <uncertainty_ppm>0.16</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1984-02</month>
    <year>1984</year>
    <decimal_date>1984.125</decimal_date>
    <co2_ppm>344.92</co2_ppm>
    <co2_deseasonalized_ppm>344.39</co2_deseasonalized_ppm>
    <days>23</days>
    <std_dev_ppm>0.32</std_dev_ppm>
    <uncertainty_ppm>0.13</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1984-03</month>
    <year>1984</year>
    <decimal_date>1984.2083</decimal_date>
    <co2_ppm>345.68</co2_ppm>
    <co2_deseasonalized_ppm>344.26</co2_deseasonalized_ppm>
    <days>19</days>
    <std_dev_ppm>0.3</std_dev_ppm>
    <uncertainty_ppm>0.13</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1984-04</month>
    <year>1984</year>
    <decimal_date>1984.2917</decimal_date>
    <co2_ppm>347.37</co2_ppm>
    <co2_deseasonalized_ppm>344.75</co2_deseasonalized_ppm>
    <days>2</days>
    <interpolated>true</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1984-05</month>
    <year>1984</year>
    <decimal_date>1984.375</decimal_date>
    <co2_ppm>347.77</co2_ppm>
    <co2_deseasonalized_ppm>344.59</co2_deseasonalized_ppm>
    <days>20</days>
    <std_dev_ppm>0.42</std_dev_ppm>
    <uncertainty_ppm>0.18</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1984-06</month>
    <year>1984</year>
    <decimal_date>1984.4583</decimal_date>
    <co2_ppm>347.16</co2_ppm>
    <co2_deseasonalized_ppm>344.73</co2_deseasonalized_ppm>
    <days>20</days>
    <std_dev_ppm>0.31</std_dev_ppm>
    <uncertainty_ppm>0.13</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1984-07</month>
    <year>1984</year>
    <decimal_date>1984.5417</decimal_date>
    <co2_ppm>345.79</co2_ppm>
    <co2_deseasonalized_ppm>345.02</co2_deseasonalized_ppm>
    <days>18</days>
    <std_dev_ppm>0.33</std_dev_ppm>
    <uncertainty_ppm>0.15</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1984-08</month>
    <year>1984</year>
    <decimal_date>1984.625</decimal_date>
    <co2_ppm>343.74</co2_ppm>
    <co2_deseasonalized_ppm>345.12</co2_deseasonalized_ppm>
    <days>12</days>
    <std_dev_ppm>0.45</std_dev_ppm>
    <uncertainty_ppm>0.25</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1984-09</month>
    <year>1984</year>
    <decimal_date>1984.7083</decimal_date>
    <co2_ppm>341.59</co2_ppm>
    <co2_deseasonalized_ppm>344.76</co2_deseasonalized_ppm>
    <days>14</days>
    <std_dev_ppm>0.72</std_dev_ppm>
    <uncertainty_ppm>0.37</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1984-10</month>
    <year>1984</year>
    <decimal_date>1984.7917</decimal_date>
    <co2_ppm>341.86</co2_ppm>
    <co2_deseasonalized_ppm>345.19</co2_deseasonalized_ppm>
    <days>12</days>
    <std_dev_ppm>0.36</std_dev_ppm>
    <uncertainty_ppm>0.2</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1984-11</month>
    <year>1984</year>
    <decimal_date>1984.875</decimal_date>
    <co2_ppm>343.31</co2_ppm>
    <co2_deseasonalized_ppm>345.41</co2_deseasonalized_ppm>
    <days>18</days>
    <std_dev_ppm>0.41</std_dev_ppm>
    <uncertainty_ppm>0.19</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1984-12</month>
    <year>1984</year>
    <decimal_date>1984.9583</decimal_date>
    <co2_ppm>345</co2_ppm>
    <co2_deseasonalized_ppm>345.88</co2_deseasonalized_ppm>
    <days>14</days>
    <std_dev_ppm>0.53</std_dev_ppm>
    <uncertainty_ppm>0.27</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1985-01</month>
    <year>1985</year>
    <decimal_date>1985.0417</decimal_date>
    <co2_ppm>345.48</co2_ppm>
    <co2_deseasonalized_ppm>345.59</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.38</std_dev_ppm>
    <uncertainty_ppm>0.14</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1985-02</month>
    <year>1985</year>
    <decimal_date>1985.125</decimal_date>
    <co2_ppm>346.41</co2_ppm>
    <co2_deseasonalized_ppm>345.92</co2_deseasonalized_ppm>
    <days>15</days>
    <std_dev_ppm>0.37</std_dev_ppm>
    <uncertainty_ppm>0.18</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1985-03</month>
    <year>1985</year>
    <decimal_date>1985.2083</decimal_date>
    <co2_ppm>347.91</co2_ppm>
    <co2_deseasonalized_ppm>346.56</co2_deseasonalized_ppm>
    <days>17</days>
    <std_dev_ppm>0.34</std_dev_ppm>
    <uncertainty_ppm>0.16</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1985-04</month>
    <year>1985</year>
    <decimal_date>1985.2917</decimal_date>
    <co2_ppm>348.66</co2_ppm>
    <co2_deseasonalized_ppm>346.08</co2_deseasonalized_ppm>
    <days>21</days>
    <std_dev_ppm>0.61</std_dev_ppm>
    <uncertainty_ppm>0.25</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1985-05</month>
    <year>1985</year>
    <decimal_date>1985.375</decimal_date>
    <co2_ppm>349.28</co2_ppm>
    <co2_deseasonalized_ppm>346.12</co2_deseasonalized_ppm>
    <days>20</days>
    <std_dev_ppm>0.51</std_dev_ppm>
    <uncertainty_ppm>0.22</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1985-06</month>
    <year>1985</year>
    <decimal_date>1985.4583</decimal_date>
    <co2_ppm>348.65</co2_ppm>
    <co2_deseasonalized_ppm>346.23</co2_deseasonalized_ppm>
    <days>21</days>
    <std_dev_ppm>0.34</std_dev_ppm>
    <uncertainty_ppm>0.14</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1985-07</month>
    <year>1985</year>
    <decimal_date>1985.5417</decimal_date>
    <co2_ppm>346.9</co2_ppm>
    <co2_deseasonalized_ppm>346.08</co2_deseasonalized_ppm>
    <days>17</days>
    <std_dev_ppm>0.36</std_dev_ppm>
    <uncertainty_ppm>0.17</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1985-08</month>
    <year>1985</year>
    <decimal_date>1985.625</decimal_date>
    <co2_ppm>345.26</co2_ppm>
    <co2_deseasonalized_ppm>346.57</co2_deseasonalized_ppm>
    <days>16</days>
    <std_dev_ppm>0.57</std_dev_ppm>
    <uncertainty_ppm>0.27</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1985-09</month>
    <year>1985</year>
    <decimal_date>1985.7083</decimal_date>
    <co2_ppm>343.47</co2_ppm>
    <co2_deseasonalized_ppm>346.59</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.57</std_dev_ppm>
    <uncertainty_ppm>0.22</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1985-10</month>
    <year>1985</year>
    <decimal_date>1985.7917</decimal_date>
    <co2_ppm>343.35</co2_ppm>
    <co2_deseasonalized_ppm>346.6</co2_deseasonalized_ppm>
    <days>20</days>
    <std_dev_ppm>0.29</std_dev_ppm>
    <uncertainty_ppm>0.13</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1985-11</month>
    <year>1985</year>
    <decimal_date>1985.875</decimal_date>
    <co2_ppm>344.73</co2_ppm>
    <co2_deseasonalized_ppm>346.82</co2_deseasonalized_ppm>
    <days>21</days>
    <std_dev_ppm>0.4</std_dev_ppm>
    <uncertainty_ppm>0.17</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1985-12</month>
    <year>1985</year>
    <decimal_date>1985.9583</decimal_date>
    <co2_ppm>346.12</co2_ppm>
    <co2_deseasonalized_ppm>347.04</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.62</std_dev_ppm>
    <uncertainty_ppm>0.23</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1986-01</month>
    <year>1986</year>
    <decimal_date>1986.0417</decimal_date>
    <co2_ppm>346.78</co2_ppm>
    <co2_deseasonalized_ppm>346.82</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.31</std_dev_ppm>
    <uncertainty_ppm>0.12</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1986-02</month>
    <year>1986</year>
    <decimal_date>1986.125</decimal_date>
    <co2_ppm>347.48</co2_ppm>
    <co2_deseasonalized_ppm>346.98</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.45</std_dev_ppm>
    <uncertainty_ppm>0.17</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1986-03</month>
    <year>1986</year>
    <decimal_date>1986.2083</decimal_date>
    <co2_ppm>348.25</co2_ppm>
    <co2_deseasonalized_ppm>346.93</co2_deseasonalized_ppm>
    <days>16</days>
    <std_dev_ppm>0.7</std_dev_ppm>
    <uncertainty_ppm>0.34</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1986-04</month>
    <year>1986</year>
    <decimal_date>1986.2917</decimal_date>
    <co2_ppm>349.86</co2_ppm>
    <co2_deseasonalized_ppm>347.29</co2_deseasonalized_ppm>
    <days>19</days>
    <std_dev_ppm>0.38</std_dev_ppm>
    <uncertainty_ppm>0.17</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1986-05</month>
    <year>1986</year>
    <decimal_date>1986.375</decimal_date>
    <co2_ppm>350.52</co2_ppm>
    <co2_deseasonalized_ppm>347.42</co2_deseasonalized_ppm>
    <days>18</days>
    <std_dev_ppm>0.31</std_dev_ppm>
    <uncertainty_ppm>0.14</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1986-06</month>
    <year>1986</year>
    <decimal_date>1986.4583</decimal_date>
    <co2_ppm>349.98</co2_ppm>
    <co2_deseasonalized_ppm>347.61</co2_deseasonalized_ppm>
    <days>17</days>
    <std_dev_ppm>0.25</std_dev_ppm>
    <uncertainty_ppm>0.11</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1986-07</month>
    <year>1986</year>
    <decimal_date>1986.5417</decimal_date>
    <co2_ppm>348.25</co2_ppm>
    <co2_deseasonalized_ppm>347.43</co2_deseasonalized_ppm>
    <days>20</days>
    <std_dev_ppm>0.47</std_dev_ppm>
    <uncertainty_ppm>0.2</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1986-08</month>
    <year>1986</year>
    <decimal_date>1986.625</decimal_date>
    <co2_ppm>346.17</co2_ppm>
    <co2_deseasonalized_ppm>347.51</co2_deseasonalized_ppm>
    <days>18</days>
    <std_dev_ppm>0.48</std_dev_ppm>
    <uncertainty_ppm>0.21</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1986-09</month>
    <year>1986</year>
    <decimal_date>1986.7083</decimal_date>
    <co2_ppm>345.48</co2_ppm>
    <co2_deseasonalized_ppm>348.61</co2_deseasonalized_ppm>
    <days>17</days>
    <std_dev_ppm>0.63</std_dev_ppm>
    <uncertainty_ppm>0.29</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1986-10</month>
    <year>1986</year>
    <decimal_date>1986.7917</decimal_date>
    <co2_ppm>344.82</co2_ppm>
    <co2_deseasonalized_ppm>348.04</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.32</std_dev_ppm>
    <uncertainty_ppm>0.12</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1986-11</month>
    <year>1986</year>
    <decimal_date>1986.875</decimal_date>
    <co2_ppm>346.22</co2_ppm>
    <co2_deseasonalized_ppm>348.28</co2_deseasonalized_ppm>
    <days>21</days>
    <std_dev_ppm>0.3</std_dev_ppm>
    <uncertainty_ppm>0.13</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1986-12</month>
    <year>1986</year>
    <decimal_date>1986.9583</decimal_date>
    <co2_ppm>347.48</co2_ppm>
    <co2_deseasonalized_ppm>348.36</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.35</std_dev_ppm>
    <uncertainty_ppm>0.14</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1987-01</month>
    <year>1987</year>
    <decimal_date>1987.0417</decimal_date>
    <co2_ppm>348.73</co2_ppm>
    <co2_deseasonalized_ppm>348.66</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.46</std_dev_ppm>
    <uncertainty_ppm>0.17</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1987-02</month>
    <year>1987</year>
    <decimal_date>1987.125</decimal_date>
    <co2_ppm>348.92</co2_ppm>
    <co2_deseasonalized_ppm>348.24</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.58</std_dev_ppm>
    <uncertainty_ppm>0.22</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1987-03</month>
    <year>1987</year>
    <decimal_date>1987.2083</decimal_date>
    <co2_ppm>349.81</co2_ppm>
    <co2_deseasonalized_ppm>348.39</co2_deseasonalized_ppm>
    <days>21</days>
    <std_dev_ppm>0.35</std_dev_ppm>
    <uncertainty_ppm>0.15</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1987-04</month>
    <year>1987</year>
    <decimal_date>1987.2917</decimal_date>
    <co2_ppm>351.4</co2_ppm>
    <co2_deseasonalized_ppm>348.84</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.68</std_dev_ppm>
    <uncertainty_ppm>0.25</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1987-05</month>
    <year>1987</year>
    <decimal_date>1987.375</decimal_date>
    <co2_ppm>352.15</co2_ppm>
    <co2_deseasonalized_ppm>349.09</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.37</std_dev_ppm>
    <uncertainty_ppm>0.13</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1987-06</month>
    <year>1987</year>
    <decimal_date>1987.4583</decimal_date>
    <co2_ppm>351.58</co2_ppm>
    <co2_deseasonalized_ppm>349.29</co2_deseasonalized_ppm>
    <days>22</days>
    <std_dev_ppm>0.21</std_dev_ppm>
    <uncertainty_ppm>0.09</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1987-07</month>
    <year>1987</year>
    <decimal_date>1987.5417</decimal_date>
    <co2_ppm>350.21</co2_ppm>
    <co2_deseasonalized_ppm>349.51</co2_deseasonalized_ppm>
    <days>17</days>
    <std_dev_ppm>0.73</std_dev_ppm>
    <uncertainty_ppm>0.34</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1987-08</month>
    <year>1987</year>
    <decimal_date>1987.625</decimal_date>
    <co2_ppm>348.2</co2_ppm>
    <co2_deseasonalized_ppm>349.65</co2_deseasonalized_ppm>
    <days>15</days>
    <std_dev_ppm>0.85</std_dev_ppm>
    <uncertainty_ppm>0.42</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1987-09</month>
    <year>1987</year>
    <decimal_date>1987.7083</decimal_date>
    <co2_ppm>346.66</co2_ppm>
    <co2_deseasonalized_ppm>349.85</co2_deseasonalized_ppm>
    <days>23</days>
    <std_dev_ppm>0.61</std_dev_ppm>
    <uncertainty_ppm>0.24</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1987-10</month>
    <year>1987</year>
    <decimal_date>1987.7917</decimal_date>
    <co2_ppm>346.72</co2_ppm>
    <co2_deseasonalized_ppm>349.96</co2_deseasonalized_ppm>
    <days>22</days>
    <std_dev_ppm>0.41</std_dev_ppm>
    <uncertainty_ppm>0.17</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1987-11</month>
    <year>1987</year>
    <decimal_date>1987.875</decimal_date>
    <co2_ppm>348.08</co2_ppm>
    <co2_deseasonalized_ppm>350.15</co2_deseasonalized_ppm>
    <days>23</days>
    <std_dev_ppm>0.33</std_dev_ppm>
    <uncertainty_ppm>0.13</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1987-12</month>
    <year>1987</year>
    <decimal_date>1987.9583</decimal_date>
    <co2_ppm>349.28</co2_ppm>
    <co2_deseasonalized_ppm>350.14</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.2</std_dev_ppm>
    <uncertainty_ppm>0.08</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1988-01</month>
    <year>1988</year>
    <decimal_date>1988.0417</decimal_date>
    <co2_ppm>350.51</co2_ppm>
    <co2_deseasonalized_ppm>350.49</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.21</std_dev_ppm>
    <uncertainty_ppm>0.08</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1988-02</month>
    <year>1988</year>
    <decimal_date>1988.125</decimal_date>
    <co2_ppm>351.7</co2_ppm>
    <co2_deseasonalized_ppm>350.99</co2_deseasonalized_ppm>
    <days>23</days>
    <std_dev_ppm>0.57</std_dev_ppm>
    <uncertainty_ppm>0.23</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1988-03</month>
    <year>1988</year>
    <decimal_date>1988.2083</decimal_date>
    <co2_ppm>352.5</co2_ppm>
    <co2_deseasonalized_ppm>350.99</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.78</std_dev_ppm>
    <uncertainty_ppm>0.3</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1988-04</month>
    <year>1988</year>
    <decimal_date>1988.2917</decimal_date>
    <co2_ppm>353.67</co2_ppm>
    <co2_deseasonalized_ppm>351.03</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.48</std_dev_ppm>
    <uncertainty_ppm>0.18</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1988-05</month>
    <year>1988</year>
    <decimal_date>1988.375</decimal_date>
    <co2_ppm>354.35</co2_ppm>
    <co2_deseasonalized_ppm>351.22</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.37</std_dev_ppm>
    <uncertainty_ppm>0.13</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1988-06</month>
    <year>1988</year>
    <decimal_date>1988.4583</decimal_date>
    <co2_ppm>353.88</co2_ppm>
    <co2_deseasonalized_ppm>351.55</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.3</std_dev_ppm>
    <uncertainty_ppm>0.11</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1988-07</month>
    <year>1988</year>
    <decimal_date>1988.5417</decimal_date>
    <co2_ppm>352.8</co2_ppm>
    <co2_deseasonalized_ppm>352.16</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.49</std_dev_ppm>
    <uncertainty_ppm>0.18</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1988-08</month>
    <year>1988</year>
    <decimal_date>1988.625</decimal_date>
    <co2_ppm>350.49</co2_ppm>
    <co2_deseasonalized_ppm>352.01</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.62</std_dev_ppm>
    <uncertainty_ppm>0.23</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1988-09</month>
    <year>1988</year>
    <decimal_date>1988.7083</decimal_date>
    <co2_ppm>348.97</co2_ppm>
    <co2_deseasonalized_ppm>352.18</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.47</std_dev_ppm>
    <uncertainty_ppm>0.18</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1988-10</month>
    <year>1988</year>
    <decimal_date>1988.7917</decimal_date>
    <co2_ppm>349.37</co2_ppm>
    <co2_deseasonalized_ppm>352.62</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.31</std_dev_ppm>
    <uncertainty_ppm>0.12</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1988-11</month>
    <year>1988</year>
    <decimal_date>1988.875</decimal_date>
    <co2_ppm>350.42</co2_ppm>
    <co2_deseasonalized_ppm>352.53</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.2</std_dev_ppm>
    <uncertainty_ppm>0.08</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1988-12</month>
    <year>1988</year>
    <decimal_date>1988.9583</decimal_date>
    <co2_ppm>351.62</co2_ppm>
    <co2_deseasonalized_ppm>352.52</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.36</std_dev_ppm>
    <uncertainty_ppm>0.13</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1989-01</month>
    <year>1989</year>
    <decimal_date>1989.0417</decimal_date>
    <co2_ppm>353.07</co2_ppm>
    <co2_deseasonalized_ppm>352.99</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.45</std_dev_ppm>
    <uncertainty_ppm>0.16</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1989-02</month>
    <year>1989</year>
    <decimal_date>1989.125</decimal_date>
    <co2_ppm>353.43</co2_ppm>
    <co2_deseasonalized_ppm>352.69</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.38</std_dev_ppm>
    <uncertainty_ppm>0.15</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1989-03</month>
    <year>1989</year>
    <decimal_date>1989.2083</decimal_date>
    <co2_ppm>354.08</co2_ppm>
    <co2_deseasonalized_ppm>352.6</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.53</std_dev_ppm>
    <uncertainty_ppm>0.19</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1989-04</month>
    <year>1989</year>
    <decimal_date>1989.2917</decimal_date>
    <co2_ppm>355.72</co2_ppm>
    <co2_deseasonalized_ppm>353.07</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.47</std_dev_ppm>
    <uncertainty_ppm>0.17</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1989-05</month>
    <year>1989</year>
    <decimal_date>1989.375</decimal_date>
    <co2_ppm>355.95</co2_ppm>
    <co2_deseasonalized_ppm>352.78</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.49</std_dev_ppm>
    <uncertainty_ppm>0.18</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1989-06</month>
    <year>1989</year>
    <decimal_date>1989.4583</decimal_date>
    <co2_ppm>355.44</co2_ppm>
    <co2_deseasonalized_ppm>353.06</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.42</std_dev_ppm>
    <uncertainty_ppm>0.16</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1989-07</month>
    <year>1989</year>
    <decimal_date>1989.5417</decimal_date>
    <co2_ppm>354.05</co2_ppm>
    <co2_deseasonalized_ppm>353.38</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.41</std_dev_ppm>
    <uncertainty_ppm>0.15</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1989-08</month>
    <year>1989</year>
    <decimal_date>1989.625</decimal_date>
    <co2_ppm>351.84</co2_ppm>
    <co2_deseasonalized_ppm>353.43</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.48</std_dev_ppm>
    <uncertainty_ppm>0.18</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1989-09</month>
    <year>1989</year>
    <decimal_date>1989.7083</decimal_date>
    <co2_ppm>350.09</co2_ppm>
    <co2_deseasonalized_ppm>353.37</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.69</std_dev_ppm>
    <uncertainty_ppm>0.27</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1989-10</month>
    <year>1989</year>
    <decimal_date>1989.7917</decimal_date>
    <co2_ppm>350.33</co2_ppm>
    <co2_deseasonalized_ppm>353.57</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.34</std_dev_ppm>
    <uncertainty_ppm>0.13</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1989-11</month>
    <year>1989</year>
    <decimal_date>1989.875</decimal_date>
    <co2_ppm>351.55</co2_ppm>
    <co2_deseasonalized_ppm>353.68</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.36</std_dev_ppm>
    <uncertainty_ppm>0.13</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1989-12</month>
    <year>1989</year>
    <decimal_date>1989.9583</decimal_date>
    <co2_ppm>352.91</co2_ppm>
    <co2_deseasonalized_ppm>353.84</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.48</std_dev_ppm>
    <uncertainty_ppm>0.18</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1990-01</month>
    <year>1990</year>
    <decimal_date>1990.0417</decimal_date>
    <co2_ppm>353.86</co2_ppm>
    <co2_deseasonalized_ppm>353.78</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.34</std_dev_ppm>
    <uncertainty_ppm>0.13</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1990-02</month>
    <year>1990</year>
    <decimal_date>1990.125</decimal_date>
    <co2_ppm>355.1</co2_ppm>
    <co2_deseasonalized_ppm>354.37</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.66</std_dev_ppm>
    <uncertainty_ppm>0.24</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1990-03</month>
    <year>1990</year>
    <decimal_date>1990.2083</decimal_date>
    <co2_ppm>355.75</co2_ppm>
    <co2_deseasonalized_ppm>354.27</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.57</std_dev_ppm>
    <uncertainty_ppm>0.21</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1990-04</month>
    <year>1990</year>
    <decimal_date>1990.2917</decimal_date>
    <co2_ppm>356.38</co2_ppm>
    <co2_deseasonalized_ppm>353.76</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.55</std_dev_ppm>
    <uncertainty_ppm>0.2</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1990-05</month>
    <year>1990</year>
    <decimal_date>1990.375</decimal_date>
    <co2_ppm>357.38</co2_ppm>
    <co2_deseasonalized_ppm>354.23</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.3</std_dev_ppm>
    <uncertainty_ppm>0.11</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1990-06</month>
    <year>1990</year>
    <decimal_date>1990.4583</decimal_date>
    <co2_ppm>356.39</co2_ppm>
    <co2_deseasonalized_ppm>354.02</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.4</std_dev_ppm>
    <uncertainty_ppm>0.14</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1990-07</month>
    <year>1990</year>
    <decimal_date>1990.5417</decimal_date>
    <co2_ppm>354.89</co2_ppm>
    <co2_deseasonalized_ppm>354.24</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.89</std_dev_ppm>
    <uncertainty_ppm>0.31</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1990-08</month>
    <year>1990</year>
    <decimal_date>1990.625</decimal_date>
    <co2_ppm>353.06</co2_ppm>
    <co2_deseasonalized_ppm>354.68</co2_deseasonalized_ppm>
    <days>22</days>
    <std_dev_ppm>0.62</std_dev_ppm>
    <uncertainty_ppm>0.25</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1990-09</month>
    <year>1990</year>
    <decimal_date>1990.7083</decimal_date>
    <co2_ppm>351.38</co2_ppm>
    <co2_deseasonalized_ppm>354.69</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.72</std_dev_ppm>
    <uncertainty_ppm>0.26</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1990-10</month>
    <year>1990</year>
    <decimal_date>1990.7917</decimal_date>
    <co2_ppm>351.69</co2_ppm>
    <co2_deseasonalized_ppm>354.94</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.3</std_dev_ppm>
    <uncertainty_ppm>0.11</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1990-11</month>
    <year>1990</year>
    <decimal_date>1990.875</decimal_date>
    <co2_ppm>353.14</co2_ppm>
    <co2_deseasonalized_ppm>355.18</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.2</std_dev_ppm>
    <uncertainty_ppm>0.08</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1990-12</month>
    <year>1990</year>
    <decimal_date>1990.9583</decimal_date>
    <co2_ppm>354.41</co2_ppm>
    <co2_deseasonalized_ppm>355.26</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.51</std_dev_ppm>
    <uncertainty_ppm>0.19</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1991-01</month>
    <year>1991</year>
    <decimal_date>1991.0417</decimal_date>
    <co2_ppm>354.93</co2_ppm>
    <co2_deseasonalized_ppm>354.91</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.51</std_dev_ppm>
    <uncertainty_ppm>0.18</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1991-02</month>
    <year>1991</year>
    <decimal_date>1991.125</decimal_date>
    <co2_ppm>355.82</co2_ppm>
    <co2_deseasonalized_ppm>355.11</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.54</std_dev_ppm>
    <uncertainty_ppm>0.2</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1991-03</month>
    <year>1991</year>
    <decimal_date>1991.2083</decimal_date>
    <co2_ppm>357.33</co2_ppm>
    <co2_deseasonalized_ppm>355.79</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.73</std_dev_ppm>
    <uncertainty_ppm>0.25</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1991-04</month>
    <year>1991</year>
    <decimal_date>1991.2917</decimal_date>
    <co2_ppm>358.77</co2_ppm>
    <co2_deseasonalized_ppm>356.13</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.66</std_dev_ppm>
    <uncertainty_ppm>0.23</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1991-05</month>
    <year>1991</year>
    <decimal_date>1991.375</decimal_date>
    <co2_ppm>359.23</co2_ppm>
    <co2_deseasonalized_ppm>356.1</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.52</std_dev_ppm>
    <uncertainty_ppm>0.19</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1991-06</month>
    <year>1991</year>
    <decimal_date>1991.4583</decimal_date>
    <co2_ppm>358.23</co2_ppm>
    <co2_deseasonalized_ppm>355.88</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.3</std_dev_ppm>
    <uncertainty_ppm>0.11</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1991-07</month>
    <year>1991</year>
    <decimal_date>1991.5417</decimal_date>
    <co2_ppm>356.3</co2_ppm>
    <co2_deseasonalized_ppm>355.69</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.46</std_dev_ppm>
    <uncertainty_ppm>0.18</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1991-08</month>
    <year>1991</year>
    <decimal_date>1991.625</decimal_date>
    <co2_ppm>353.97</co2_ppm>
    <co2_deseasonalized_ppm>355.59</co2_deseasonalized_ppm>
    <days>23</days>
    <std_dev_ppm>0.39</std_dev_ppm>
    <uncertainty_ppm>0.15</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1991-09</month>
    <year>1991</year>
    <decimal_date>1991.7083</decimal_date>
    <co2_ppm>352.34</co2_ppm>
    <co2_deseasonalized_ppm>355.66</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.37</std_dev_ppm>
    <uncertainty_ppm>0.14</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1991-10</month>
    <year>1991</year>
    <decimal_date>1991.7917</decimal_date>
    <co2_ppm>352.43</co2_ppm>
    <co2_deseasonalized_ppm>355.69</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.25</std_dev_ppm>
    <uncertainty_ppm>0.09</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1991-11</month>
    <year>1991</year>
    <decimal_date>1991.875</decimal_date>
    <co2_ppm>353.89</co2_ppm>
    <co2_deseasonalized_ppm>355.87</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.25</std_dev_ppm>
    <uncertainty_ppm>0.09</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1991-12</month>
    <year>1991</year>
    <decimal_date>1991.9583</decimal_date>
    <co2_ppm>355.21</co2_ppm>
    <co2_deseasonalized_ppm>356.02</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.34</std_dev_ppm>
    <uncertainty_ppm>0.12</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1992-01</month>
    <year>1992</year>
    <decimal_date>1992.0417</decimal_date>
    <co2_ppm>356.34</co2_ppm>
    <co2_deseasonalized_ppm>356.29</co2_deseasonalized_ppm>
    <days>31</days>
    <std_dev_ppm>0.6</std_dev_ppm>
    <uncertainty_ppm>0.21</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1992-02</month>
    <year>1992</year>
    <decimal_date>1992.125</decimal_date>
    <co2_ppm>357.21</co2_ppm>
    <co2_deseasonalized_ppm>356.47</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.56</std_dev_ppm>
    <uncertainty_ppm>0.21</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1992-03</month>
    <year>1992</year>
    <decimal_date>1992.2083</decimal_date>
    <co2_ppm>357.97</co2_ppm>
    <co2_deseasonalized_ppm>356.38</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.72</std_dev_ppm>
    <uncertainty_ppm>0.28</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1992-04</month>
    <year>1992</year>
    <decimal_date>1992.2917</decimal_date>
    <co2_ppm>359.22</co2_ppm>
    <co2_deseasonalized_ppm>356.51</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.53</std_dev_ppm>
    <uncertainty_ppm>0.2</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1992-05</month>
    <year>1992</year>
    <decimal_date>1992.375</decimal_date>
    <co2_ppm>359.71</co2_ppm>
    <co2_deseasonalized_ppm>356.52</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.74</std_dev_ppm>
    <uncertainty_ppm>0.28</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1992-06</month>
    <year>1992</year>
    <decimal_date>1992.4583</decimal_date>
    <co2_ppm>359.44</co2_ppm>
    <co2_deseasonalized_ppm>357.07</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.49</std_dev_ppm>
    <uncertainty_ppm>0.17</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1992-07</month>
    <year>1992</year>
    <decimal_date>1992.5417</decimal_date>
    <co2_ppm>357.15</co2_ppm>
    <co2_deseasonalized_ppm>356.58</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.63</std_dev_ppm>
    <uncertainty_ppm>0.24</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1992-08</month>
    <year>1992</year>
    <decimal_date>1992.625</decimal_date>
    <co2_ppm>354.99</co2_ppm>
    <co2_deseasonalized_ppm>356.67</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.62</std_dev_ppm>
    <uncertainty_ppm>0.24</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1992-09</month>
    <year>1992</year>
    <decimal_date>1992.7083</decimal_date>
    <co2_ppm>353.01</co2_ppm>
    <co2_deseasonalized_ppm>356.36</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.98</std_dev_ppm>
    <uncertainty_ppm>0.38</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1992-10</month>
    <year>1992</year>
    <decimal_date>1992.7917</decimal_date>
    <co2_ppm>353.4</co2_ppm>
    <co2_deseasonalized_ppm>356.72</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.56</std_dev_ppm>
    <uncertainty_ppm>0.2</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1992-11</month>
    <year>1992</year>
    <decimal_date>1992.875</decimal_date>
    <co2_ppm>354.42</co2_ppm>
    <co2_deseasonalized_ppm>356.48</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.34</std_dev_ppm>
    <uncertainty_ppm>0.12</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1992-12</month>
    <year>1992</year>
    <decimal_date>1992.9583</decimal_date>
    <co2_ppm>355.68</co2_ppm>
    <co2_deseasonalized_ppm>356.5</co2_deseasonalized_ppm>
    <days>31</days>
    <std_dev_ppm>0.32</std_dev_ppm>
    <uncertainty_ppm>0.11</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1993-01</month>
    <year>1993</year>
    <decimal_date>1993.0417</decimal_date>
    <co2_ppm>357.1</co2_ppm>
    <co2_deseasonalized_ppm>357.06</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.58</std_dev_ppm>
    <uncertainty_ppm>0.21</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1993-02</month>
    <year>1993</year>
    <decimal_date>1993.125</decimal_date>
    <co2_ppm>357.42</co2_ppm>
    <co2_deseasonalized_ppm>356.54</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.49</std_dev_ppm>
    <uncertainty_ppm>0.18</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1993-03</month>
    <year>1993</year>
    <decimal_date>1993.2083</decimal_date>
    <co2_ppm>358.59</co2_ppm>
    <co2_deseasonalized_ppm>356.88</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.72</std_dev_ppm>
    <uncertainty_ppm>0.25</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1993-04</month>
    <year>1993</year>
    <decimal_date>1993.2917</decimal_date>
    <co2_ppm>359.39</co2_ppm>
    <co2_deseasonalized_ppm>356.71</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.53</std_dev_ppm>
    <uncertainty_ppm>0.2</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1993-05</month>
    <year>1993</year>
    <decimal_date>1993.375</decimal_date>
    <co2_ppm>360.3</co2_ppm>
    <co2_deseasonalized_ppm>357.14</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.45</std_dev_ppm>
    <uncertainty_ppm>0.16</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1993-06</month>
    <year>1993</year>
    <decimal_date>1993.4583</decimal_date>
    <co2_ppm>359.64</co2_ppm>
    <co2_deseasonalized_ppm>357.24</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.35</std_dev_ppm>
    <uncertainty_ppm>0.13</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1993-07</month>
    <year>1993</year>
    <decimal_date>1993.5417</decimal_date>
    <co2_ppm>357.45</co2_ppm>
    <co2_deseasonalized_ppm>356.87</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.78</std_dev_ppm>
    <uncertainty_ppm>0.3</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1993-08</month>
    <year>1993</year>
    <decimal_date>1993.625</decimal_date>
    <co2_ppm>355.76</co2_ppm>
    <co2_deseasonalized_ppm>357.44</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.62</std_dev_ppm>
    <uncertainty_ppm>0.23</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1993-09</month>
    <year>1993</year>
    <decimal_date>1993.7083</decimal_date>
    <co2_ppm>354.14</co2_ppm>
    <co2_deseasonalized_ppm>357.51</co2_deseasonalized_ppm>
    <days>23</days>
    <std_dev_ppm>0.73</std_dev_ppm>
    <uncertainty_ppm>0.29</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1993-10</month>
    <year>1993</year>
    <decimal_date>1993.7917</decimal_date>
    <co2_ppm>354.23</co2_ppm>
    <co2_deseasonalized_ppm>357.61</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.29</std_dev_ppm>
    <uncertainty_ppm>0.11</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1993-11</month>
    <year>1993</year>
    <decimal_date>1993.875</decimal_date>
    <co2_ppm>355.53</co2_ppm>
    <co2_deseasonalized_ppm>357.65</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.26</std_dev_ppm>
    <uncertainty_ppm>0.09</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1993-12</month>
    <year>1993</year>
    <decimal_date>1993.9583</decimal_date>
    <co2_ppm>357.03</co2_ppm>
    <co2_deseasonalized_ppm>357.92</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.28</std_dev_ppm>
    <uncertainty_ppm>0.1</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1994-01</month>
    <year>1994</year>
    <decimal_date>1994.0417</decimal_date>
    <co2_ppm>358.36</co2_ppm>
    <co2_deseasonalized_ppm>358.25</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.33</std_dev_ppm>
    <uncertainty_ppm>0.12</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1994-02</month>
    <year>1994</year>
    <decimal_date>1994.125</decimal_date>
    <co2_ppm>359.04</co2_ppm>
    <co2_deseasonalized_ppm>358.21</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.5</std_dev_ppm>
    <uncertainty_ppm>0.19</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1994-03</month>
    <year>1994</year>
    <decimal_date>1994.2083</decimal_date>
    <co2_ppm>360.11</co2_ppm>
    <co2_deseasonalized_ppm>358.41</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.82</std_dev_ppm>
    <uncertainty_ppm>0.29</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1994-04</month>
    <year>1994</year>
    <decimal_date>1994.2917</decimal_date>
    <co2_ppm>361.36</co2_ppm>
    <co2_deseasonalized_ppm>358.59</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.5</std_dev_ppm>
    <uncertainty_ppm>0.18</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1994-05</month>
    <year>1994</year>
    <decimal_date>1994.375</decimal_date>
    <co2_ppm>361.78</co2_ppm>
    <co2_deseasonalized_ppm>358.59</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.45</std_dev_ppm>
    <uncertainty_ppm>0.16</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1994-06</month>
    <year>1994</year>
    <decimal_date>1994.4583</decimal_date>
    <co2_ppm>360.94</co2_ppm>
    <co2_deseasonalized_ppm>358.57</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.3</std_dev_ppm>
    <uncertainty_ppm>0.11</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1994-07</month>
    <year>1994</year>
    <decimal_date>1994.5417</decimal_date>
    <co2_ppm>359.51</co2_ppm>
    <co2_deseasonalized_ppm>358.91</co2_deseasonalized_ppm>
    <days>31</days>
    <std_dev_ppm>0.41</std_dev_ppm>
    <uncertainty_ppm>0.14</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1994-08</month>
    <year>1994</year>
    <decimal_date>1994.625</decimal_date>
    <co2_ppm>357.59</co2_ppm>
    <co2_deseasonalized_ppm>359.29</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.43</std_dev_ppm>
    <uncertainty_ppm>0.17</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1994-09</month>
    <year>1994</year>
    <decimal_date>1994.7083</decimal_date>
    <co2_ppm>355.86</co2_ppm>
    <co2_deseasonalized_ppm>359.31</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.58</std_dev_ppm>
    <uncertainty_ppm>0.23</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1994-10</month>
    <year>1994</year>
    <decimal_date>1994.7917</decimal_date>
    <co2_ppm>356.21</co2_ppm>
    <co2_deseasonalized_ppm>359.63</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.28</std_dev_ppm>
    <uncertainty_ppm>0.1</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1994-11</month>
    <year>1994</year>
    <decimal_date>1994.875</decimal_date>
    <co2_ppm>357.65</co2_ppm>
    <co2_deseasonalized_ppm>359.8</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.51</std_dev_ppm>
    <uncertainty_ppm>0.18</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1994-12</month>
    <year>1994</year>
    <decimal_date>1994.9583</decimal_date>
    <co2_ppm>359.1</co2_ppm>
    <co2_deseasonalized_ppm>359.96</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.46</std_dev_ppm>
    <uncertainty_ppm>0.17</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1995-01</month>
    <year>1995</year>
    <decimal_date>1995.0417</decimal_date>
    <co2_ppm>360.04</co2_ppm>
    <co2_deseasonalized_ppm>359.91</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.47</std_dev_ppm>
    <uncertainty_ppm>0.16</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1995-02</month>
    <year>1995</year>
    <decimal_date>1995.125</decimal_date>
    <co2_ppm>361</co2_ppm>
    <co2_deseasonalized_ppm>360.18</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.52</std_dev_ppm>
    <uncertainty_ppm>0.19</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1995-03</month>
    <year>1995</year>
    <decimal_date>1995.2083</decimal_date>
    <co2_ppm>361.98</co2_ppm>
    <co2_deseasonalized_ppm>360.37</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.78</std_dev_ppm>
    <uncertainty_ppm>0.28</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1995-04</month>
    <year>1995</year>
    <decimal_date>1995.2917</decimal_date>
    <co2_ppm>363.44</co2_ppm>
    <co2_deseasonalized_ppm>360.76</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.65</std_dev_ppm>
    <uncertainty_ppm>0.23</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1995-05</month>
    <year>1995</year>
    <decimal_date>1995.375</decimal_date>
    <co2_ppm>363.83</co2_ppm>
    <co2_deseasonalized_ppm>360.73</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.66</std_dev_ppm>
    <uncertainty_ppm>0.24</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1995-06</month>
    <year>1995</year>
    <decimal_date>1995.4583</decimal_date>
    <co2_ppm>363.33</co2_ppm>
    <co2_deseasonalized_ppm>360.98</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.37</std_dev_ppm>
    <uncertainty_ppm>0.14</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1995-07</month>
    <year>1995</year>
    <decimal_date>1995.5417</decimal_date>
    <co2_ppm>361.78</co2_ppm>
    <co2_deseasonalized_ppm>361.11</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.36</std_dev_ppm>
    <uncertainty_ppm>0.13</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1995-08</month>
    <year>1995</year>
    <decimal_date>1995.625</decimal_date>
    <co2_ppm>359.33</co2_ppm>
    <co2_deseasonalized_ppm>360.93</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.7</std_dev_ppm>
    <uncertainty_ppm>0.28</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1995-09</month>
    <year>1995</year>
    <decimal_date>1995.7083</decimal_date>
    <co2_ppm>358.32</co2_ppm>
    <co2_deseasonalized_ppm>361.7</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.68</std_dev_ppm>
    <uncertainty_ppm>0.26</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1995-10</month>
    <year>1995</year>
    <decimal_date>1995.7917</decimal_date>
    <co2_ppm>358.14</co2_ppm>
    <co2_deseasonalized_ppm>361.52</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.26</std_dev_ppm>
    <uncertainty_ppm>0.09</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1995-11</month>
    <year>1995</year>
    <decimal_date>1995.875</decimal_date>
    <co2_ppm>359.61</co2_ppm>
    <co2_deseasonalized_ppm>361.75</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.24</std_dev_ppm>
    <uncertainty_ppm>0.09</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1995-12</month>
    <year>1995</year>
    <decimal_date>1995.9583</decimal_date>
    <co2_ppm>360.82</co2_ppm>
    <co2_deseasonalized_ppm>361.67</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.36</std_dev_ppm>
    <uncertainty_ppm>0.12</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1996-01</month>
    <year>1996</year>
    <decimal_date>1996.0417</decimal_date>
    <co2_ppm>362.2</co2_ppm>
    <co2_deseasonalized_ppm>361.98</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.38</std_dev_ppm>
    <uncertainty_ppm>0.13</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1996-02</month>
    <year>1996</year>
    <decimal_date>1996.125</decimal_date>
    <co2_ppm>363.36</co2_ppm>
    <co2_deseasonalized_ppm>362.47</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.55</std_dev_ppm>
    <uncertainty_ppm>0.2</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1996-03</month>
    <year>1996</year>
    <decimal_date>1996.2083</decimal_date>
    <co2_ppm>364.28</co2_ppm>
    <co2_deseasonalized_ppm>362.64</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.67</std_dev_ppm>
    <uncertainty_ppm>0.24</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1996-04</month>
    <year>1996</year>
    <decimal_date>1996.2917</decimal_date>
    <co2_ppm>364.69</co2_ppm>
    <co2_deseasonalized_ppm>361.99</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.59</std_dev_ppm>
    <uncertainty_ppm>0.21</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1996-05</month>
    <year>1996</year>
    <decimal_date>1996.375</decimal_date>
    <co2_ppm>365.25</co2_ppm>
    <co2_deseasonalized_ppm>362.23</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.57</std_dev_ppm>
    <uncertainty_ppm>0.2</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1996-06</month>
    <year>1996</year>
    <decimal_date>1996.4583</decimal_date>
    <co2_ppm>365.06</co2_ppm>
    <co2_deseasonalized_ppm>362.82</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.38</std_dev_ppm>
    <uncertainty_ppm>0.13</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1996-07</month>
    <year>1996</year>
    <decimal_date>1996.5417</decimal_date>
    <co2_ppm>363.69</co2_ppm>
    <co2_deseasonalized_ppm>362.98</co2_deseasonalized_ppm>
    <days>31</days>
    <std_dev_ppm>0.32</std_dev_ppm>
    <uncertainty_ppm>0.11</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1996-08</month>
    <year>1996</year>
    <decimal_date>1996.625</decimal_date>
    <co2_ppm>361.55</co2_ppm>
    <co2_deseasonalized_ppm>363.13</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.49</std_dev_ppm>
    <uncertainty_ppm>0.18</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1996-09</month>
    <year>1996</year>
    <decimal_date>1996.7083</decimal_date>
    <co2_ppm>359.69</co2_ppm>
    <co2_deseasonalized_ppm>363.14</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.75</std_dev_ppm>
    <uncertainty_ppm>0.29</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1996-10</month>
    <year>1996</year>
    <decimal_date>1996.7917</decimal_date>
    <co2_ppm>359.72</co2_ppm>
    <co2_deseasonalized_ppm>363.12</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.32</std_dev_ppm>
    <uncertainty_ppm>0.11</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1996-11</month>
    <year>1996</year>
    <decimal_date>1996.875</decimal_date>
    <co2_ppm>361.04</co2_ppm>
    <co2_deseasonalized_ppm>363.18</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.29</std_dev_ppm>
    <uncertainty_ppm>0.1</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1996-12</month>
    <year>1996</year>
    <decimal_date>1996.9583</decimal_date>
    <co2_ppm>362.39</co2_ppm>
    <co2_deseasonalized_ppm>363.23</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.36</std_dev_ppm>
    <uncertainty_ppm>0.13</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1997-01</month>
    <year>1997</year>
    <decimal_date>1997.0417</decimal_date>
    <co2_ppm>363.24</co2_ppm>
    <co2_deseasonalized_ppm>363.03</co2_deseasonalized_ppm>
    <days>31</days>
    <std_dev_ppm>0.4</std_dev_ppm>
    <uncertainty_ppm>0.14</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1997-02</month>
    <year>1997</year>
    <decimal_date>1997.125</decimal_date>
    <co2_ppm>364.21</co2_ppm>
    <co2_deseasonalized_ppm>363.4</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.62</std_dev_ppm>
    <uncertainty_ppm>0.22</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1997-03</month>
    <year>1997</year>
    <decimal_date>1997.2083</decimal_date>
    <co2_ppm>364.65</co2_ppm>
    <co2_deseasonalized_ppm>363.02</co2_deseasonalized_ppm>
    <days>31</days>
    <std_dev_ppm>0.4</std_dev_ppm>
    <uncertainty_ppm>0.14</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1997-04</month>
    <year>1997</year>
    <decimal_date>1997.2917</decimal_date>
    <co2_ppm>366.49</co2_ppm>
    <co2_deseasonalized_ppm>363.82</co2_deseasonalized_ppm>
    <days>21</days>
    <std_dev_ppm>0.46</std_dev_ppm>
    <uncertainty_ppm>0.19</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1997-05</month>
    <year>1997</year>
    <decimal_date>1997.375</decimal_date>
    <co2_ppm>366.77</co2_ppm>
    <co2_deseasonalized_ppm>363.87</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.53</std_dev_ppm>
    <uncertainty_ppm>0.19</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1997-06</month>
    <year>1997</year>
    <decimal_date>1997.4583</decimal_date>
    <co2_ppm>365.73</co2_ppm>
    <co2_deseasonalized_ppm>363.56</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.23</std_dev_ppm>
    <uncertainty_ppm>0.09</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1997-07</month>
    <year>1997</year>
    <decimal_date>1997.5417</decimal_date>
    <co2_ppm>364.46</co2_ppm>
    <co2_deseasonalized_ppm>363.74</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.47</std_dev_ppm>
    <uncertainty_ppm>0.18</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1997-08</month>
    <year>1997</year>
    <decimal_date>1997.625</decimal_date>
    <co2_ppm>362.4</co2_ppm>
    <co2_deseasonalized_ppm>363.98</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.57</std_dev_ppm>
    <uncertainty_ppm>0.22</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1997-09</month>
    <year>1997</year>
    <decimal_date>1997.7083</decimal_date>
    <co2_ppm>360.44</co2_ppm>
    <co2_deseasonalized_ppm>363.83</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.63</std_dev_ppm>
    <uncertainty_ppm>0.24</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1997-10</month>
    <year>1997</year>
    <decimal_date>1997.7917</decimal_date>
    <co2_ppm>360.97</co2_ppm>
    <co2_deseasonalized_ppm>364.28</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.32</std_dev_ppm>
    <uncertainty_ppm>0.12</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1997-11</month>
    <year>1997</year>
    <decimal_date>1997.875</decimal_date>
    <co2_ppm>362.65</co2_ppm>
    <co2_deseasonalized_ppm>364.71</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.31</std_dev_ppm>
    <uncertainty_ppm>0.11</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1997-12</month>
    <year>1997</year>
    <decimal_date>1997.9583</decimal_date>
    <co2_ppm>364.51</co2_ppm>
    <co2_deseasonalized_ppm>365.28</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.41</std_dev_ppm>
    <uncertainty_ppm>0.14</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1998-01</month>
    <year>1998</year>
    <decimal_date>1998.0417</decimal_date>
    <co2_ppm>365.39</co2_ppm>
    <co2_deseasonalized_ppm>365.19</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.43</std_dev_ppm>
    <uncertainty_ppm>0.15</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1998-02</month>
    <year>1998</year>
    <decimal_date>1998.125</decimal_date>
    <co2_ppm>366.1</co2_ppm>
    <co2_deseasonalized_ppm>365.29</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.62</std_dev_ppm>
    <uncertainty_ppm>0.23</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1998-03</month>
    <year>1998</year>
    <decimal_date>1998.2083</decimal_date>
    <co2_ppm>367.36</co2_ppm>
    <co2_deseasonalized_ppm>365.73</co2_deseasonalized_ppm>
    <days>31</days>
    <std_dev_ppm>0.82</std_dev_ppm>
    <uncertainty_ppm>0.28</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1998-04</month>
    <year>1998</year>
    <decimal_date>1998.2917</decimal_date>
    <co2_ppm>368.79</co2_ppm>
    <co2_deseasonalized_ppm>366.17</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.63</std_dev_ppm>
    <uncertainty_ppm>0.22</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1998-05</month>
    <year>1998</year>
    <decimal_date>1998.375</decimal_date>
    <co2_ppm>369.56</co2_ppm>
    <co2_deseasonalized_ppm>366.68</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.77</std_dev_ppm>
    <uncertainty_ppm>0.27</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1998-06</month>
    <year>1998</year>
    <decimal_date>1998.4583</decimal_date>
    <co2_ppm>369.13</co2_ppm>
    <co2_deseasonalized_ppm>366.95</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.24</std_dev_ppm>
    <uncertainty_ppm>0.09</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1998-07</month>
    <year>1998</year>
    <decimal_date>1998.5417</decimal_date>
    <co2_ppm>367.98</co2_ppm>
    <co2_deseasonalized_ppm>367.29</co2_deseasonalized_ppm>
    <days>23</days>
    <std_dev_ppm>0.65</std_dev_ppm>
    <uncertainty_ppm>0.26</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1998-08</month>
    <year>1998</year>
    <decimal_date>1998.625</decimal_date>
    <co2_ppm>366.1</co2_ppm>
    <co2_deseasonalized_ppm>367.69</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.3</std_dev_ppm>
    <uncertainty_ppm>0.1</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1998-09</month>
    <year>1998</year>
    <decimal_date>1998.7083</decimal_date>
    <co2_ppm>364.16</co2_ppm>
    <co2_deseasonalized_ppm>367.51</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.4</std_dev_ppm>
    <uncertainty_ppm>0.14</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1998-10</month>
    <year>1998</year>
    <decimal_date>1998.7917</decimal_date>
    <co2_ppm>364.54</co2_ppm>
    <co2_deseasonalized_ppm>367.82</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.26</std_dev_ppm>
    <uncertainty_ppm>0.09</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1998-11</month>
    <year>1998</year>
    <decimal_date>1998.875</decimal_date>
    <co2_ppm>365.67</co2_ppm>
    <co2_deseasonalized_ppm>367.7</co2_deseasonalized_ppm>
    <days>23</days>
    <std_dev_ppm>0.25</std_dev_ppm>
    <uncertainty_ppm>0.1</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1998-12</month>
    <year>1998</year>
    <decimal_date>1998.9583</decimal_date>
    <co2_ppm>367.3</co2_ppm>
    <co2_deseasonalized_ppm>368.05</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.36</std_dev_ppm>
    <uncertainty_ppm>0.14</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1999-01</month>
    <year>1999</year>
    <decimal_date>1999.0417</decimal_date>
    <co2_ppm>368.35</co2_ppm>
    <co2_deseasonalized_ppm>368.13</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.47</std_dev_ppm>
    <uncertainty_ppm>0.17</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1999-02</month>
    <year>1999</year>
    <decimal_date>1999.125</decimal_date>
    <co2_ppm>369.28</co2_ppm>
    <co2_deseasonalized_ppm>368.46</co2_deseasonalized_ppm>
    <days>21</days>
    <std_dev_ppm>0.47</std_dev_ppm>
    <uncertainty_ppm>0.2</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1999-03</month>
    <year>1999</year>
    <decimal_date>1999.2083</decimal_date>
    <co2_ppm>369.84</co2_ppm>
    <co2_deseasonalized_ppm>368.24</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.81</std_dev_ppm>
    <uncertainty_ppm>0.31</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1999-04</month>
    <year>1999</year>
    <decimal_date>1999.2917</decimal_date>
    <co2_ppm>371.15</co2_ppm>
    <co2_deseasonalized_ppm>368.62</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.67</std_dev_ppm>
    <uncertainty_ppm>0.24</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1999-05</month>
    <year>1999</year>
    <decimal_date>1999.375</decimal_date>
    <co2_ppm>371.12</co2_ppm>
    <co2_deseasonalized_ppm>368.31</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.59</std_dev_ppm>
    <uncertainty_ppm>0.22</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1999-06</month>
    <year>1999</year>
    <decimal_date>1999.4583</decimal_date>
    <co2_ppm>370.46</co2_ppm>
    <co2_deseasonalized_ppm>368.29</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.44</std_dev_ppm>
    <uncertainty_ppm>0.16</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1999-07</month>
    <year>1999</year>
    <decimal_date>1999.5417</decimal_date>
    <co2_ppm>369.61</co2_ppm>
    <co2_deseasonalized_ppm>368.93</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.63</std_dev_ppm>
    <uncertainty_ppm>0.23</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1999-08</month>
    <year>1999</year>
    <decimal_date>1999.625</decimal_date>
    <co2_ppm>367.06</co2_ppm>
    <co2_deseasonalized_ppm>368.63</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.38</std_dev_ppm>
    <uncertainty_ppm>0.14</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1999-09</month>
    <year>1999</year>
    <decimal_date>1999.7083</decimal_date>
    <co2_ppm>364.95</co2_ppm>
    <co2_deseasonalized_ppm>368.28</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.74</std_dev_ppm>
    <uncertainty_ppm>0.27</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1999-10</month>
    <year>1999</year>
    <decimal_date>1999.7917</decimal_date>
    <co2_ppm>365.52</co2_ppm>
    <co2_deseasonalized_ppm>368.8</co2_deseasonalized_ppm>
    <days>31</days>
    <std_dev_ppm>0.28</std_dev_ppm>
    <uncertainty_ppm>0.1</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1999-11</month>
    <year>1999</year>
    <decimal_date>1999.875</decimal_date>
    <co2_ppm>366.88</co2_ppm>
    <co2_deseasonalized_ppm>368.86</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.25</std_dev_ppm>
    <uncertainty_ppm>0.09</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>1999-12</month>
    <year>1999</year>
    <decimal_date>1999.9583</decimal_date>
    <co2_ppm>368.26</co2_ppm>
    <co2_deseasonalized_ppm>368.93</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.29</std_dev_ppm>
    <uncertainty_ppm>0.11</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2000-01</month>
    <year>2000</year>
    <decimal_date>2000.0417</decimal_date>
    <co2_ppm>369.45</co2_ppm>
    <co2_deseasonalized_ppm>369.24</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.48</std_dev_ppm>
    <uncertainty_ppm>0.18</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2000-02</month>
    <year>2000</year>
    <decimal_date>2000.125</decimal_date>
    <co2_ppm>369.71</co2_ppm>
    <co2_deseasonalized_ppm>368.99</co2_deseasonalized_ppm>
    <days>19</days>
    <std_dev_ppm>0.48</std_dev_ppm>
    <uncertainty_ppm>0.21</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2000-03</month>
    <year>2000</year>
    <decimal_date>2000.2083</decimal_date>
    <co2_ppm>370.75</co2_ppm>
    <co2_deseasonalized_ppm>369.24</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.47</std_dev_ppm>
    <uncertainty_ppm>0.16</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2000-04</month>
    <year>2000</year>
    <decimal_date>2000.2917</decimal_date>
    <co2_ppm>371.98</co2_ppm>
    <co2_deseasonalized_ppm>369.44</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.58</std_dev_ppm>
    <uncertainty_ppm>0.21</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2000-05</month>
    <year>2000</year>
    <decimal_date>2000.375</decimal_date>
    <co2_ppm>371.75</co2_ppm>
    <co2_deseasonalized_ppm>368.87</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.53</std_dev_ppm>
    <uncertainty_ppm>0.19</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2000-06</month>
    <year>2000</year>
    <decimal_date>2000.4583</decimal_date>
    <co2_ppm>371.87</co2_ppm>
    <co2_deseasonalized_ppm>369.66</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.24</std_dev_ppm>
    <uncertainty_ppm>0.09</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2000-07</month>
    <year>2000</year>
    <decimal_date>2000.5417</decimal_date>
    <co2_ppm>370.02</co2_ppm>
    <co2_deseasonalized_ppm>369.36</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.31</std_dev_ppm>
    <uncertainty_ppm>0.12</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2000-08</month>
    <year>2000</year>
    <decimal_date>2000.625</decimal_date>
    <co2_ppm>368.27</co2_ppm>
    <co2_deseasonalized_ppm>369.87</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.42</std_dev_ppm>
    <uncertainty_ppm>0.15</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2000-09</month>
    <year>2000</year>
    <decimal_date>2000.7083</decimal_date>
    <co2_ppm>367.15</co2_ppm>
    <co2_deseasonalized_ppm>370.46</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.36</std_dev_ppm>
    <uncertainty_ppm>0.14</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2000-10</month>
    <year>2000</year>
    <decimal_date>2000.7917</decimal_date>
    <co2_ppm>367.18</co2_ppm>
    <co2_deseasonalized_ppm>370.42</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.27</std_dev_ppm>
    <uncertainty_ppm>0.09</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2000-11</month>
    <year>2000</year>
    <decimal_date>2000.875</decimal_date>
    <co2_ppm>368.53</co2_ppm>
    <co2_deseasonalized_ppm>370.48</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.3</std_dev_ppm>
    <uncertainty_ppm>0.12</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2000-12</month>
    <year>2000</year>
    <decimal_date>2000.9583</decimal_date>
    <co2_ppm>369.83</co2_ppm>
    <co2_deseasonalized_ppm>370.46</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.38</std_dev_ppm>
    <uncertainty_ppm>0.13</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2001-01</month>
    <year>2001</year>
    <decimal_date>2001.0417</decimal_date>
    <co2_ppm>370.76</co2_ppm>
    <co2_deseasonalized_ppm>370.6</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.56</std_dev_ppm>
    <uncertainty_ppm>0.2</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2001-02</month>
    <year>2001</year>
    <decimal_date>2001.125</decimal_date>
    <co2_ppm>371.69</co2_ppm>
    <co2_deseasonalized_ppm>370.95</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.61</std_dev_ppm>
    <uncertainty_ppm>0.23</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2001-03</month>
    <year>2001</year>
    <decimal_date>2001.2083</decimal_date>
    <co2_ppm>372.63</co2_ppm>
    <co2_deseasonalized_ppm>371.06</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.46</std_dev_ppm>
    <uncertainty_ppm>0.17</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2001-04</month>
    <year>2001</year>
    <decimal_date>2001.2917</decimal_date>
    <co2_ppm>373.55</co2_ppm>
    <co2_deseasonalized_ppm>370.99</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.56</std_dev_ppm>
    <uncertainty_ppm>0.2</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2001-05</month>
    <year>2001</year>
    <decimal_date>2001.375</decimal_date>
    <co2_ppm>374.03</co2_ppm>
    <co2_deseasonalized_ppm>371.11</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.41</std_dev_ppm>
    <uncertainty_ppm>0.16</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2001-06</month>
    <year>2001</year>
    <decimal_date>2001.4583</decimal_date>
    <co2_ppm>373.4</co2_ppm>
    <co2_deseasonalized_ppm>371.18</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.37</std_dev_ppm>
    <uncertainty_ppm>0.14</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2001-07</month>
    <year>2001</year>
    <decimal_date>2001.5417</decimal_date>
    <co2_ppm>371.68</co2_ppm>
    <co2_deseasonalized_ppm>371.08</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.62</std_dev_ppm>
    <uncertainty_ppm>0.24</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2001-08</month>
    <year>2001</year>
    <decimal_date>2001.625</decimal_date>
    <co2_ppm>369.78</co2_ppm>
    <co2_deseasonalized_ppm>371.39</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.6</std_dev_ppm>
    <uncertainty_ppm>0.22</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2001-09</month>
    <year>2001</year>
    <decimal_date>2001.7083</decimal_date>
    <co2_ppm>368.34</co2_ppm>
    <co2_deseasonalized_ppm>371.61</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.49</std_dev_ppm>
    <uncertainty_ppm>0.18</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2001-10</month>
    <year>2001</year>
    <decimal_date>2001.7917</decimal_date>
    <co2_ppm>368.61</co2_ppm>
    <co2_deseasonalized_ppm>371.85</co2_deseasonalized_ppm>
    <days>31</days>
    <std_dev_ppm>0.33</std_dev_ppm>
    <uncertainty_ppm>0.11</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2001-11</month>
    <year>2001</year>
    <decimal_date>2001.875</decimal_date>
    <co2_ppm>369.94</co2_ppm>
    <co2_deseasonalized_ppm>371.92</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.24</std_dev_ppm>
    <uncertainty_ppm>0.09</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2001-12</month>
    <year>2001</year>
    <decimal_date>2001.9583</decimal_date>
    <co2_ppm>371.42</co2_ppm>
    <co2_deseasonalized_ppm>372.09</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.4</std_dev_ppm>
    <uncertainty_ppm>0.14</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2002-01</month>
    <year>2002</year>
    <decimal_date>2002.0417</decimal_date>
    <co2_ppm>372.7</co2_ppm>
    <co2_deseasonalized_ppm>372.48</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.52</std_dev_ppm>
    <uncertainty_ppm>0.19</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2002-02</month>
    <year>2002</year>
    <decimal_date>2002.125</decimal_date>
    <co2_ppm>373.37</co2_ppm>
    <co2_deseasonalized_ppm>372.49</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.66</std_dev_ppm>
    <uncertainty_ppm>0.24</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2002-03</month>
    <year>2002</year>
    <decimal_date>2002.2083</decimal_date>
    <co2_ppm>374.3</co2_ppm>
    <co2_deseasonalized_ppm>372.61</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.62</std_dev_ppm>
    <uncertainty_ppm>0.24</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2002-04</month>
    <year>2002</year>
    <decimal_date>2002.2917</decimal_date>
    <co2_ppm>375.19</co2_ppm>
    <co2_deseasonalized_ppm>372.54</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.55</std_dev_ppm>
    <uncertainty_ppm>0.19</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2002-05</month>
    <year>2002</year>
    <decimal_date>2002.375</decimal_date>
    <co2_ppm>375.93</co2_ppm>
    <co2_deseasonalized_ppm>372.98</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.57</std_dev_ppm>
    <uncertainty_ppm>0.2</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2002-06</month>
    <year>2002</year>
    <decimal_date>2002.4583</decimal_date>
    <co2_ppm>375.69</co2_ppm>
    <co2_deseasonalized_ppm>373.46</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.46</std_dev_ppm>
    <uncertainty_ppm>0.17</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2002-07</month>
    <year>2002</year>
    <decimal_date>2002.5417</decimal_date>
    <co2_ppm>374.16</co2_ppm>
    <co2_deseasonalized_ppm>373.58</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.47</std_dev_ppm>
    <uncertainty_ppm>0.18</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2002-08</month>
    <year>2002</year>
    <decimal_date>2002.625</decimal_date>
    <co2_ppm>372.03</co2_ppm>
    <co2_deseasonalized_ppm>373.7</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.65</std_dev_ppm>
    <uncertainty_ppm>0.24</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2002-09</month>
    <year>2002</year>
    <decimal_date>2002.7083</decimal_date>
    <co2_ppm>370.92</co2_ppm>
    <co2_deseasonalized_ppm>374.28</co2_deseasonalized_ppm>
    <days>23</days>
    <std_dev_ppm>0.74</std_dev_ppm>
    <uncertainty_ppm>0.3</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2002-10</month>
    <year>2002</year>
    <decimal_date>2002.7917</decimal_date>
    <co2_ppm>370.73</co2_ppm>
    <co2_deseasonalized_ppm>374.06</co2_deseasonalized_ppm>
    <days>31</days>
    <std_dev_ppm>0.62</std_dev_ppm>
    <uncertainty_ppm>0.21</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2002-11</month>
    <year>2002</year>
    <decimal_date>2002.875</decimal_date>
    <co2_ppm>372.43</co2_ppm>
    <co2_deseasonalized_ppm>374.52</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.43</std_dev_ppm>
    <uncertainty_ppm>0.15</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2002-12</month>
    <year>2002</year>
    <decimal_date>2002.9583</decimal_date>
    <co2_ppm>373.98</co2_ppm>
    <co2_deseasonalized_ppm>374.72</co2_deseasonalized_ppm>
    <days>31</days>
    <std_dev_ppm>0.46</std_dev_ppm>
    <uncertainty_ppm>0.16</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2003-01</month>
    <year>2003</year>
    <decimal_date>2003.0417</decimal_date>
    <co2_ppm>375.07</co2_ppm>
    <co2_deseasonalized_ppm>374.82</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.51</std_dev_ppm>
    <uncertainty_ppm>0.18</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2003-02</month>
    <year>2003</year>
    <decimal_date>2003.125</decimal_date>
    <co2_ppm>375.82</co2_ppm>
    <co2_deseasonalized_ppm>374.95</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.58</std_dev_ppm>
    <uncertainty_ppm>0.21</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2003-03</month>
    <year>2003</year>
    <decimal_date>2003.2083</decimal_date>
    <co2_ppm>376.64</co2_ppm>
    <co2_deseasonalized_ppm>374.99</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.63</std_dev_ppm>
    <uncertainty_ppm>0.23</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2003-04</month>
    <year>2003</year>
    <decimal_date>2003.2917</decimal_date>
    <co2_ppm>377.92</co2_ppm>
    <co2_deseasonalized_ppm>375.24</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.37</std_dev_ppm>
    <uncertainty_ppm>0.14</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2003-05</month>
    <year>2003</year>
    <decimal_date>2003.375</decimal_date>
    <co2_ppm>378.78</co2_ppm>
    <co2_deseasonalized_ppm>375.73</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.78</std_dev_ppm>
    <uncertainty_ppm>0.27</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2003-06</month>
    <year>2003</year>
    <decimal_date>2003.4583</decimal_date>
    <co2_ppm>378.46</co2_ppm>
    <co2_deseasonalized_ppm>376.22</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.39</std_dev_ppm>
    <uncertainty_ppm>0.15</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2003-07</month>
    <year>2003</year>
    <decimal_date>2003.5417</decimal_date>
    <co2_ppm>376.88</co2_ppm>
    <co2_deseasonalized_ppm>376.37</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.7</std_dev_ppm>
    <uncertainty_ppm>0.25</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2003-08</month>
    <year>2003</year>
    <decimal_date>2003.625</decimal_date>
    <co2_ppm>374.57</co2_ppm>
    <co2_deseasonalized_ppm>376.27</co2_deseasonalized_ppm>
    <days>23</days>
    <std_dev_ppm>0.57</std_dev_ppm>
    <uncertainty_ppm>0.23</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2003-09</month>
    <year>2003</year>
    <decimal_date>2003.7083</decimal_date>
    <co2_ppm>373.34</co2_ppm>
    <co2_deseasonalized_ppm>376.65</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.37</std_dev_ppm>
    <uncertainty_ppm>0.14</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2003-10</month>
    <year>2003</year>
    <decimal_date>2003.7917</decimal_date>
    <co2_ppm>373.31</co2_ppm>
    <co2_deseasonalized_ppm>376.65</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.33</std_dev_ppm>
    <uncertainty_ppm>0.12</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2003-11</month>
    <year>2003</year>
    <decimal_date>2003.875</decimal_date>
    <co2_ppm>374.84</co2_ppm>
    <co2_deseasonalized_ppm>376.99</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.45</std_dev_ppm>
    <uncertainty_ppm>0.17</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2003-12</month>
    <year>2003</year>
    <decimal_date>2003.9583</decimal_date>
    <co2_ppm>376.17</co2_ppm>
    <co2_deseasonalized_ppm>376.93</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.4</std_dev_ppm>
    <uncertainty_ppm>0.15</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2004-01</month>
    <year>2004</year>
    <decimal_date>2004.0417</decimal_date>
    <co2_ppm>377.17</co2_ppm>
    <co2_deseasonalized_ppm>376.96</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.45</std_dev_ppm>
    <uncertainty_ppm>0.16</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2004-02</month>
    <year>2004</year>
    <decimal_date>2004.125</decimal_date>
    <co2_ppm>378.05</co2_ppm>
    <co2_deseasonalized_ppm>377.19</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.74</std_dev_ppm>
    <uncertainty_ppm>0.26</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2004-03</month>
    <year>2004</year>
    <decimal_date>2004.2083</decimal_date>
    <co2_ppm>379.06</co2_ppm>
    <co2_deseasonalized_ppm>377.4</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.84</std_dev_ppm>
    <uncertainty_ppm>0.31</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2004-04</month>
    <year>2004</year>
    <decimal_date>2004.2917</decimal_date>
    <co2_ppm>380.54</co2_ppm>
    <co2_deseasonalized_ppm>377.8</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.52</std_dev_ppm>
    <uncertainty_ppm>0.19</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2004-05</month>
    <year>2004</year>
    <decimal_date>2004.375</decimal_date>
    <co2_ppm>380.8</co2_ppm>
    <co2_deseasonalized_ppm>377.66</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.61</std_dev_ppm>
    <uncertainty_ppm>0.22</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2004-06</month>
    <year>2004</year>
    <decimal_date>2004.4583</decimal_date>
    <co2_ppm>379.87</co2_ppm>
    <co2_deseasonalized_ppm>377.57</co2_deseasonalized_ppm>
    <days>21</days>
    <std_dev_ppm>0.47</std_dev_ppm>
    <uncertainty_ppm>0.19</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2004-07</month>
    <year>2004</year>
    <decimal_date>2004.5417</decimal_date>
    <co2_ppm>377.65</co2_ppm>
    <co2_deseasonalized_ppm>377.12</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.5</std_dev_ppm>
    <uncertainty_ppm>0.19</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2004-08</month>
    <year>2004</year>
    <decimal_date>2004.625</decimal_date>
    <co2_ppm>376.17</co2_ppm>
    <co2_deseasonalized_ppm>377.9</co2_deseasonalized_ppm>
    <days>16</days>
    <std_dev_ppm>0.45</std_dev_ppm>
    <uncertainty_ppm>0.21</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2004-09</month>
    <year>2004</year>
    <decimal_date>2004.7083</decimal_date>
    <co2_ppm>374.43</co2_ppm>
    <co2_deseasonalized_ppm>377.8</co2_deseasonalized_ppm>
    <days>15</days>
    <std_dev_ppm>0.56</std_dev_ppm>
    <uncertainty_ppm>0.28</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2004-10</month>
    <year>2004</year>
    <decimal_date>2004.7917</decimal_date>
    <co2_ppm>374.63</co2_ppm>
    <co2_deseasonalized_ppm>377.99</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.19</std_dev_ppm>
    <uncertainty_ppm>0.07</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2004-11</month>
    <year>2004</year>
    <decimal_date>2004.875</decimal_date>
    <co2_ppm>376.33</co2_ppm>
    <co2_deseasonalized_ppm>378.49</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.62</std_dev_ppm>
    <uncertainty_ppm>0.22</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2004-12</month>
    <year>2004</year>
    <decimal_date>2004.9583</decimal_date>
    <co2_ppm>377.68</co2_ppm>
    <co2_deseasonalized_ppm>378.48</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.29</std_dev_ppm>
    <uncertainty_ppm>0.1</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2005-01</month>
    <year>2005</year>
    <decimal_date>2005.0417</decimal_date>
    <co2_ppm>378.63</co2_ppm>
    <co2_deseasonalized_ppm>378.37</co2_deseasonalized_ppm>
    <days>31</days>
    <std_dev_ppm>0.32</std_dev_ppm>
    <uncertainty_ppm>0.11</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2005-02</month>
    <year>2005</year>
    <decimal_date>2005.125</decimal_date>
    <co2_ppm>379.91</co2_ppm>
    <co2_deseasonalized_ppm>379.1</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.6</std_dev_ppm>
    <uncertainty_ppm>0.24</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2005-03</month>
    <year>2005</year>
    <decimal_date>2005.2083</decimal_date>
    <co2_ppm>380.95</co2_ppm>
    <co2_deseasonalized_ppm>379.45</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>1.16</std_dev_ppm>
    <uncertainty_ppm>0.44</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2005-04</month>
    <year>2005</year>
    <decimal_date>2005.2917</decimal_date>
    <co2_ppm>382.48</co2_ppm>
    <co2_deseasonalized_ppm>379.84</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.53</std_dev_ppm>
    <uncertainty_ppm>0.2</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2005-05</month>
    <year>2005</year>
    <decimal_date>2005.375</decimal_date>
    <co2_ppm>382.64</co2_ppm>
    <co2_deseasonalized_ppm>379.49</co2_deseasonalized_ppm>
    <days>31</days>
    <std_dev_ppm>0.61</std_dev_ppm>
    <uncertainty_ppm>0.21</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2005-06</month>
    <year>2005</year>
    <decimal_date>2005.4583</decimal_date>
    <co2_ppm>382.4</co2_ppm>
    <co2_deseasonalized_ppm>380.07</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.21</std_dev_ppm>
    <uncertainty_ppm>0.08</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2005-07</month>
    <year>2005</year>
    <decimal_date>2005.5417</decimal_date>
    <co2_ppm>380.93</co2_ppm>
    <co2_deseasonalized_ppm>380.38</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.38</std_dev_ppm>
    <uncertainty_ppm>0.13</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2005-08</month>
    <year>2005</year>
    <decimal_date>2005.625</decimal_date>
    <co2_ppm>378.93</co2_ppm>
    <co2_deseasonalized_ppm>380.61</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.53</std_dev_ppm>
    <uncertainty_ppm>0.2</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2005-09</month>
    <year>2005</year>
    <decimal_date>2005.7083</decimal_date>
    <co2_ppm>376.89</co2_ppm>
    <co2_deseasonalized_ppm>380.2</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.51</std_dev_ppm>
    <uncertainty_ppm>0.19</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2005-10</month>
    <year>2005</year>
    <decimal_date>2005.7917</decimal_date>
    <co2_ppm>377.19</co2_ppm>
    <co2_deseasonalized_ppm>380.5</co2_deseasonalized_ppm>
    <days>14</days>
    <std_dev_ppm>0.15</std_dev_ppm>
    <uncertainty_ppm>0.08</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2005-11</month>
    <year>2005</year>
    <decimal_date>2005.875</decimal_date>
    <co2_ppm>378.54</co2_ppm>
    <co2_deseasonalized_ppm>380.69</co2_deseasonalized_ppm>
    <days>23</days>
    <std_dev_ppm>0.45</std_dev_ppm>
    <uncertainty_ppm>0.18</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2005-12</month>
    <year>2005</year>
    <decimal_date>2005.9583</decimal_date>
    <co2_ppm>380.31</co2_ppm>
    <co2_deseasonalized_ppm>381.09</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.39</std_dev_ppm>
    <uncertainty_ppm>0.15</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2006-01</month>
    <year>2006</year>
    <decimal_date>2006.0417</decimal_date>
    <co2_ppm>381.58</co2_ppm>
    <co2_deseasonalized_ppm>381.33</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.31</std_dev_ppm>
    <uncertainty_ppm>0.12</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2006-02</month>
    <year>2006</year>
    <decimal_date>2006.125</decimal_date>
    <co2_ppm>382.4</co2_ppm>
    <co2_deseasonalized_ppm>381.58</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.51</std_dev_ppm>
    <uncertainty_ppm>0.2</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2006-03</month>
    <year>2006</year>
    <decimal_date>2006.2083</decimal_date>
    <co2_ppm>382.86</co2_ppm>
    <co2_deseasonalized_ppm>381.32</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.55</std_dev_ppm>
    <uncertainty_ppm>0.2</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2006-04</month>
    <year>2006</year>
    <decimal_date>2006.2917</decimal_date>
    <co2_ppm>384.8</co2_ppm>
    <co2_deseasonalized_ppm>382.11</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.49</std_dev_ppm>
    <uncertainty_ppm>0.19</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2006-05</month>
    <year>2006</year>
    <decimal_date>2006.375</decimal_date>
    <co2_ppm>385.22</co2_ppm>
    <co2_deseasonalized_ppm>382.06</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.45</std_dev_ppm>
    <uncertainty_ppm>0.17</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2006-06</month>
    <year>2006</year>
    <decimal_date>2006.4583</decimal_date>
    <co2_ppm>384.24</co2_ppm>
    <co2_deseasonalized_ppm>381.93</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.43</std_dev_ppm>
    <uncertainty_ppm>0.16</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2006-07</month>
    <year>2006</year>
    <decimal_date>2006.5417</decimal_date>
    <co2_ppm>382.65</co2_ppm>
    <co2_deseasonalized_ppm>382.1</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.32</std_dev_ppm>
    <uncertainty_ppm>0.12</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2006-08</month>
    <year>2006</year>
    <decimal_date>2006.625</decimal_date>
    <co2_ppm>380.6</co2_ppm>
    <co2_deseasonalized_ppm>382.27</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.47</std_dev_ppm>
    <uncertainty_ppm>0.17</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2006-09</month>
    <year>2006</year>
    <decimal_date>2006.7083</decimal_date>
    <co2_ppm>379.04</co2_ppm>
    <co2_deseasonalized_ppm>382.35</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.42</std_dev_ppm>
    <uncertainty_ppm>0.16</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2006-10</month>
    <year>2006</year>
    <decimal_date>2006.7917</decimal_date>
    <co2_ppm>379.33</co2_ppm>
    <co2_deseasonalized_ppm>382.66</co2_deseasonalized_ppm>
    <days>23</days>
    <std_dev_ppm>0.4</std_dev_ppm>
    <uncertainty_ppm>0.16</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2006-11</month>
    <year>2006</year>
    <decimal_date>2006.875</decimal_date>
    <co2_ppm>380.35</co2_ppm>
    <co2_deseasonalized_ppm>382.52</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.39</std_dev_ppm>
    <uncertainty_ppm>0.14</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2006-12</month>
    <year>2006</year>
    <decimal_date>2006.9583</decimal_date>
    <co2_ppm>382.02</co2_ppm>
    <co2_deseasonalized_ppm>382.84</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.38</std_dev_ppm>
    <uncertainty_ppm>0.14</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2007-01</month>
    <year>2007</year>
    <decimal_date>2007.0417</decimal_date>
    <co2_ppm>383.1</co2_ppm>
    <co2_deseasonalized_ppm>382.88</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.76</std_dev_ppm>
    <uncertainty_ppm>0.3</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2007-02</month>
    <year>2007</year>
    <decimal_date>2007.125</decimal_date>
    <co2_ppm>384.12</co2_ppm>
    <co2_deseasonalized_ppm>383.22</co2_deseasonalized_ppm>
    <days>21</days>
    <std_dev_ppm>0.81</std_dev_ppm>
    <uncertainty_ppm>0.34</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2007-03</month>
    <year>2007</year>
    <decimal_date>2007.2083</decimal_date>
    <co2_ppm>384.81</co2_ppm>
    <co2_deseasonalized_ppm>383.17</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.63</std_dev_ppm>
    <uncertainty_ppm>0.23</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2007-04</month>
    <year>2007</year>
    <decimal_date>2007.2917</decimal_date>
    <co2_ppm>386.73</co2_ppm>
    <co2_deseasonalized_ppm>383.95</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.76</std_dev_ppm>
    <uncertainty_ppm>0.29</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2007-05</month>
    <year>2007</year>
    <decimal_date>2007.375</decimal_date>
    <co2_ppm>386.78</co2_ppm>
    <co2_deseasonalized_ppm>383.56</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.64</std_dev_ppm>
    <uncertainty_ppm>0.23</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2007-06</month>
    <year>2007</year>
    <decimal_date>2007.4583</decimal_date>
    <co2_ppm>386.33</co2_ppm>
    <co2_deseasonalized_ppm>384.06</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.42</std_dev_ppm>
    <uncertainty_ppm>0.16</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2007-07</month>
    <year>2007</year>
    <decimal_date>2007.5417</decimal_date>
    <co2_ppm>384.73</co2_ppm>
    <co2_deseasonalized_ppm>384.25</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.44</std_dev_ppm>
    <uncertainty_ppm>0.16</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2007-08</month>
    <year>2007</year>
    <decimal_date>2007.625</decimal_date>
    <co2_ppm>382.24</co2_ppm>
    <co2_deseasonalized_ppm>383.95</co2_deseasonalized_ppm>
    <days>22</days>
    <std_dev_ppm>0.64</std_dev_ppm>
    <uncertainty_ppm>0.26</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2007-09</month>
    <year>2007</year>
    <decimal_date>2007.7083</decimal_date>
    <co2_ppm>381.2</co2_ppm>
    <co2_deseasonalized_ppm>384.56</co2_deseasonalized_ppm>
    <days>21</days>
    <std_dev_ppm>0.45</std_dev_ppm>
    <uncertainty_ppm>0.19</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2007-10</month>
    <year>2007</year>
    <decimal_date>2007.7917</decimal_date>
    <co2_ppm>381.37</co2_ppm>
    <co2_deseasonalized_ppm>384.72</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.19</std_dev_ppm>
    <uncertainty_ppm>0.07</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2007-11</month>
    <year>2007</year>
    <decimal_date>2007.875</decimal_date>
    <co2_ppm>382.7</co2_ppm>
    <co2_deseasonalized_ppm>384.9</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.31</std_dev_ppm>
    <uncertainty_ppm>0.11</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2007-12</month>
    <year>2007</year>
    <decimal_date>2007.9583</decimal_date>
    <co2_ppm>384.19</co2_ppm>
    <co2_deseasonalized_ppm>385.07</co2_deseasonalized_ppm>
    <days>22</days>
    <std_dev_ppm>0.34</std_dev_ppm>
    <uncertainty_ppm>0.14</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2008-01</month>
    <year>2008</year>
    <decimal_date>2008.0417</decimal_date>
    <co2_ppm>385.78</co2_ppm>
    <co2_deseasonalized_ppm>385.54</co2_deseasonalized_ppm>
    <days>31</days>
    <std_dev_ppm>0.56</std_dev_ppm>
    <uncertainty_ppm>0.19</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2008-02</month>
    <year>2008</year>
    <decimal_date>2008.125</decimal_date>
    <co2_ppm>386.06</co2_ppm>
    <co2_deseasonalized_ppm>385.2</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.58</std_dev_ppm>
    <uncertainty_ppm>0.22</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2008-03</month>
    <year>2008</year>
    <decimal_date>2008.2083</decimal_date>
    <co2_ppm>386.28</co2_ppm>
    <co2_deseasonalized_ppm>384.72</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.6</std_dev_ppm>
    <uncertainty_ppm>0.21</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2008-04</month>
    <year>2008</year>
    <decimal_date>2008.2917</decimal_date>
    <co2_ppm>387.33</co2_ppm>
    <co2_deseasonalized_ppm>384.71</co2_deseasonalized_ppm>
    <days>22</days>
    <std_dev_ppm>1.19</std_dev_ppm>
    <uncertainty_ppm>0.49</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2008-05</month>
    <year>2008</year>
    <decimal_date>2008.375</decimal_date>
    <co2_ppm>388.78</co2_ppm>
    <co2_deseasonalized_ppm>385.69</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.57</std_dev_ppm>
    <uncertainty_ppm>0.22</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2008-06</month>
    <year>2008</year>
    <decimal_date>2008.4583</decimal_date>
    <co2_ppm>387.99</co2_ppm>
    <co2_deseasonalized_ppm>385.68</co2_deseasonalized_ppm>
    <days>23</days>
    <std_dev_ppm>0.49</std_dev_ppm>
    <uncertainty_ppm>0.2</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2008-07</month>
    <year>2008</year>
    <decimal_date>2008.5417</decimal_date>
    <co2_ppm>386.62</co2_ppm>
    <co2_deseasonalized_ppm>386.05</co2_deseasonalized_ppm>
    <days>10</days>
    <std_dev_ppm>0.96</std_dev_ppm>
    <uncertainty_ppm>0.58</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2008-08</month>
    <year>2008</year>
    <decimal_date>2008.625</decimal_date>
    <co2_ppm>384.32</co2_ppm>
    <co2_deseasonalized_ppm>385.98</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.66</std_dev_ppm>
    <uncertainty_ppm>0.25</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2008-09</month>
    <year>2008</year>
    <decimal_date>2008.7083</decimal_date>
    <co2_ppm>383.41</co2_ppm>
    <co2_deseasonalized_ppm>386.69</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.34</std_dev_ppm>
    <uncertainty_ppm>0.12</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2008-10</month>
    <year>2008</year>
    <decimal_date>2008.7917</decimal_date>
    <co2_ppm>383.22</co2_ppm>
    <co2_deseasonalized_ppm>386.5</co2_deseasonalized_ppm>
    <days>23</days>
    <std_dev_ppm>0.27</std_dev_ppm>
    <uncertainty_ppm>0.11</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2008-11</month>
    <year>2008</year>
    <decimal_date>2008.875</decimal_date>
    <co2_ppm>384.41</co2_ppm>
    <co2_deseasonalized_ppm>386.58</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.29</std_dev_ppm>
    <uncertainty_ppm>0.11</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2008-12</month>
    <year>2008</year>
    <decimal_date>2008.9583</decimal_date>
    <co2_ppm>385.79</co2_ppm>
    <co2_deseasonalized_ppm>386.64</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.27</std_dev_ppm>
    <uncertainty_ppm>0.1</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2009-01</month>
    <year>2009</year>
    <decimal_date>2009.0417</decimal_date>
    <co2_ppm>387.17</co2_ppm>
    <co2_deseasonalized_ppm>386.86</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.38</std_dev_ppm>
    <uncertainty_ppm>0.13</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2009-02</month>
    <year>2009</year>
    <decimal_date>2009.125</decimal_date>
    <co2_ppm>387.7</co2_ppm>
    <co2_deseasonalized_ppm>386.81</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.49</std_dev_ppm>
    <uncertainty_ppm>0.18</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2009-03</month>
    <year>2009</year>
    <decimal_date>2009.2083</decimal_date>
    <co2_ppm>389.04</co2_ppm>
    <co2_deseasonalized_ppm>387.54</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.68</std_dev_ppm>
    <uncertainty_ppm>0.25</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2009-04</month>
    <year>2009</year>
    <decimal_date>2009.2917</decimal_date>
    <co2_ppm>389.76</co2_ppm>
    <co2_deseasonalized_ppm>387.15</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.85</std_dev_ppm>
    <uncertainty_ppm>0.3</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2009-05</month>
    <year>2009</year>
    <decimal_date>2009.375</decimal_date>
    <co2_ppm>390.36</co2_ppm>
    <co2_deseasonalized_ppm>387.24</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.51</std_dev_ppm>
    <uncertainty_ppm>0.18</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2009-06</month>
    <year>2009</year>
    <decimal_date>2009.4583</decimal_date>
    <co2_ppm>389.7</co2_ppm>
    <co2_deseasonalized_ppm>387.46</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.6</std_dev_ppm>
    <uncertainty_ppm>0.21</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2009-07</month>
    <year>2009</year>
    <decimal_date>2009.5417</decimal_date>
    <co2_ppm>388.24</co2_ppm>
    <co2_deseasonalized_ppm>387.77</co2_deseasonalized_ppm>
    <days>22</days>
    <std_dev_ppm>0.31</std_dev_ppm>
    <uncertainty_ppm>0.13</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2009-08</month>
    <year>2009</year>
    <decimal_date>2009.625</decimal_date>
    <co2_ppm>386.29</co2_ppm>
    <co2_deseasonalized_ppm>387.99</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.62</std_dev_ppm>
    <uncertainty_ppm>0.22</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2009-09</month>
    <year>2009</year>
    <decimal_date>2009.7083</decimal_date>
    <co2_ppm>384.95</co2_ppm>
    <co2_deseasonalized_ppm>388.22</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.56</std_dev_ppm>
    <uncertainty_ppm>0.2</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2009-10</month>
    <year>2009</year>
    <decimal_date>2009.7917</decimal_date>
    <co2_ppm>384.64</co2_ppm>
    <co2_deseasonalized_ppm>387.88</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.31</std_dev_ppm>
    <uncertainty_ppm>0.11</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2009-11</month>
    <year>2009</year>
    <decimal_date>2009.875</decimal_date>
    <co2_ppm>386.23</co2_ppm>
    <co2_deseasonalized_ppm>388.36</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.29</std_dev_ppm>
    <uncertainty_ppm>0.1</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2009-12</month>
    <year>2009</year>
    <decimal_date>2009.9583</decimal_date>
    <co2_ppm>387.63</co2_ppm>
    <co2_deseasonalized_ppm>388.43</co2_deseasonalized_ppm>
    <days>20</days>
    <std_dev_ppm>0.47</std_dev_ppm>
    <uncertainty_ppm>0.2</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2010-01</month>
    <year>2010</year>
    <decimal_date>2010.0417</decimal_date>
    <co2_ppm>388.91</co2_ppm>
    <co2_deseasonalized_ppm>388.62</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.92</std_dev_ppm>
    <uncertainty_ppm>0.32</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2010-02</month>
    <year>2010</year>
    <decimal_date>2010.125</decimal_date>
    <co2_ppm>390.41</co2_ppm>
    <co2_deseasonalized_ppm>389.47</co2_deseasonalized_ppm>
    <days>20</days>
    <std_dev_ppm>1.31</std_dev_ppm>
    <uncertainty_ppm>0.56</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2010-03</month>
    <year>2010</year>
    <decimal_date>2010.2083</decimal_date>
    <co2_ppm>391.37</co2_ppm>
    <co2_deseasonalized_ppm>389.85</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>1.05</std_dev_ppm>
    <uncertainty_ppm>0.4</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2010-04</month>
    <year>2010</year>
    <decimal_date>2010.2917</decimal_date>
    <co2_ppm>392.67</co2_ppm>
    <co2_deseasonalized_ppm>390.12</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.65</std_dev_ppm>
    <uncertainty_ppm>0.24</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2010-05</month>
    <year>2010</year>
    <decimal_date>2010.375</decimal_date>
    <co2_ppm>393.21</co2_ppm>
    <co2_deseasonalized_ppm>390.09</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.65</std_dev_ppm>
    <uncertainty_ppm>0.23</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2010-06</month>
    <year>2010</year>
    <decimal_date>2010.4583</decimal_date>
    <co2_ppm>392.38</co2_ppm>
    <co2_deseasonalized_ppm>390.1</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.42</std_dev_ppm>
    <uncertainty_ppm>0.15</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2010-07</month>
    <year>2010</year>
    <decimal_date>2010.5417</decimal_date>
    <co2_ppm>390.41</co2_ppm>
    <co2_deseasonalized_ppm>389.93</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.47</std_dev_ppm>
    <uncertainty_ppm>0.17</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2010-08</month>
    <year>2010</year>
    <decimal_date>2010.625</decimal_date>
    <co2_ppm>388.54</co2_ppm>
    <co2_deseasonalized_ppm>390.21</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.41</std_dev_ppm>
    <uncertainty_ppm>0.16</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2010-09</month>
    <year>2010</year>
    <decimal_date>2010.7083</decimal_date>
    <co2_ppm>387.03</co2_ppm>
    <co2_deseasonalized_ppm>390.32</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.55</std_dev_ppm>
    <uncertainty_ppm>0.19</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2010-10</month>
    <year>2010</year>
    <decimal_date>2010.7917</decimal_date>
    <co2_ppm>387.43</co2_ppm>
    <co2_deseasonalized_ppm>390.72</co2_deseasonalized_ppm>
    <days>31</days>
    <std_dev_ppm>0.27</std_dev_ppm>
    <uncertainty_ppm>0.09</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2010-11</month>
    <year>2010</year>
    <decimal_date>2010.875</decimal_date>
    <co2_ppm>388.87</co2_ppm>
    <co2_deseasonalized_ppm>390.99</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.42</std_dev_ppm>
    <uncertainty_ppm>0.15</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2010-12</month>
    <year>2010</year>
    <decimal_date>2010.9583</decimal_date>
    <co2_ppm>389.99</co2_ppm>
    <co2_deseasonalized_ppm>390.8</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.47</std_dev_ppm>
    <uncertainty_ppm>0.17</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2011-01</month>
    <year>2011</year>
    <decimal_date>2011.0417</decimal_date>
    <co2_ppm>391.5</co2_ppm>
    <co2_deseasonalized_ppm>391.19</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.88</std_dev_ppm>
    <uncertainty_ppm>0.31</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2011-02</month>
    <year>2011</year>
    <decimal_date>2011.125</decimal_date>
    <co2_ppm>392.05</co2_ppm>
    <co2_deseasonalized_ppm>391.12</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.47</std_dev_ppm>
    <uncertainty_ppm>0.17</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2011-03</month>
    <year>2011</year>
    <decimal_date>2011.2083</decimal_date>
    <co2_ppm>392.8</co2_ppm>
    <co2_deseasonalized_ppm>391.27</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.97</std_dev_ppm>
    <uncertainty_ppm>0.35</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2011-04</month>
    <year>2011</year>
    <decimal_date>2011.2917</decimal_date>
    <co2_ppm>393.44</co2_ppm>
    <co2_deseasonalized_ppm>390.83</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.73</std_dev_ppm>
    <uncertainty_ppm>0.26</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2011-05</month>
    <year>2011</year>
    <decimal_date>2011.375</decimal_date>
    <co2_ppm>394.41</co2_ppm>
    <co2_deseasonalized_ppm>391.24</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.93</std_dev_ppm>
    <uncertainty_ppm>0.33</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2011-06</month>
    <year>2011</year>
    <decimal_date>2011.4583</decimal_date>
    <co2_ppm>393.95</co2_ppm>
    <co2_deseasonalized_ppm>391.64</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.45</std_dev_ppm>
    <uncertainty_ppm>0.16</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2011-07</month>
    <year>2011</year>
    <decimal_date>2011.5417</decimal_date>
    <co2_ppm>392.72</co2_ppm>
    <co2_deseasonalized_ppm>392.24</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.71</std_dev_ppm>
    <uncertainty_ppm>0.26</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2011-08</month>
    <year>2011</year>
    <decimal_date>2011.625</decimal_date>
    <co2_ppm>390.33</co2_ppm>
    <co2_deseasonalized_ppm>392.04</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.42</std_dev_ppm>
    <uncertainty_ppm>0.15</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2011-09</month>
    <year>2011</year>
    <decimal_date>2011.7083</decimal_date>
    <co2_ppm>389.28</co2_ppm>
    <co2_deseasonalized_ppm>392.6</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.31</std_dev_ppm>
    <uncertainty_ppm>0.12</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2011-10</month>
    <year>2011</year>
    <decimal_date>2011.7917</decimal_date>
    <co2_ppm>389.19</co2_ppm>
    <co2_deseasonalized_ppm>392.53</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.17</std_dev_ppm>
    <uncertainty_ppm>0.06</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2011-11</month>
    <year>2011</year>
    <decimal_date>2011.875</decimal_date>
    <co2_ppm>390.48</co2_ppm>
    <co2_deseasonalized_ppm>392.64</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.26</std_dev_ppm>
    <uncertainty_ppm>0.1</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2011-12</month>
    <year>2011</year>
    <decimal_date>2011.9583</decimal_date>
    <co2_ppm>392.06</co2_ppm>
    <co2_deseasonalized_ppm>392.86</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.37</std_dev_ppm>
    <uncertainty_ppm>0.14</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2012-01</month>
    <year>2012</year>
    <decimal_date>2012.0417</decimal_date>
    <co2_ppm>393.31</co2_ppm>
    <co2_deseasonalized_ppm>393.07</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.77</std_dev_ppm>
    <uncertainty_ppm>0.27</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2012-02</month>
    <year>2012</year>
    <decimal_date>2012.125</decimal_date>
    <co2_ppm>394.04</co2_ppm>
    <co2_deseasonalized_ppm>393.2</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>1.19</std_dev_ppm>
    <uncertainty_ppm>0.45</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2012-03</month>
    <year>2012</year>
    <decimal_date>2012.2083</decimal_date>
    <co2_ppm>394.59</co2_ppm>
    <co2_deseasonalized_ppm>392.99</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.63</std_dev_ppm>
    <uncertainty_ppm>0.22</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2012-04</month>
    <year>2012</year>
    <decimal_date>2012.2917</decimal_date>
    <co2_ppm>396.38</co2_ppm>
    <co2_deseasonalized_ppm>393.65</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.59</std_dev_ppm>
    <uncertainty_ppm>0.21</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2012-05</month>
    <year>2012</year>
    <decimal_date>2012.375</decimal_date>
    <co2_ppm>396.93</co2_ppm>
    <co2_deseasonalized_ppm>393.73</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.5</std_dev_ppm>
    <uncertainty_ppm>0.17</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2012-06</month>
    <year>2012</year>
    <decimal_date>2012.4583</decimal_date>
    <co2_ppm>395.91</co2_ppm>
    <co2_deseasonalized_ppm>393.63</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.59</std_dev_ppm>
    <uncertainty_ppm>0.21</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2012-07</month>
    <year>2012</year>
    <decimal_date>2012.5417</decimal_date>
    <co2_ppm>394.56</co2_ppm>
    <co2_deseasonalized_ppm>394.12</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.3</std_dev_ppm>
    <uncertainty_ppm>0.11</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2012-08</month>
    <year>2012</year>
    <decimal_date>2012.625</decimal_date>
    <co2_ppm>392.59</co2_ppm>
    <co2_deseasonalized_ppm>394.37</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.52</std_dev_ppm>
    <uncertainty_ppm>0.18</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2012-09</month>
    <year>2012</year>
    <decimal_date>2012.7083</decimal_date>
    <co2_ppm>391.32</co2_ppm>
    <co2_deseasonalized_ppm>394.75</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.42</std_dev_ppm>
    <uncertainty_ppm>0.16</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2012-10</month>
    <year>2012</year>
    <decimal_date>2012.7917</decimal_date>
    <co2_ppm>391.27</co2_ppm>
    <co2_deseasonalized_ppm>394.64</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.23</std_dev_ppm>
    <uncertainty_ppm>0.08</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2012-11</month>
    <year>2012</year>
    <decimal_date>2012.875</decimal_date>
    <co2_ppm>393.2</co2_ppm>
    <co2_deseasonalized_ppm>395.25</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.53</std_dev_ppm>
    <uncertainty_ppm>0.19</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2012-12</month>
    <year>2012</year>
    <decimal_date>2012.9583</decimal_date>
    <co2_ppm>394.57</co2_ppm>
    <co2_deseasonalized_ppm>395.27</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.44</std_dev_ppm>
    <uncertainty_ppm>0.16</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2013-01</month>
    <year>2013</year>
    <decimal_date>2013.0417</decimal_date>
    <co2_ppm>395.78</co2_ppm>
    <co2_deseasonalized_ppm>395.62</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.6</std_dev_ppm>
    <uncertainty_ppm>0.22</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2013-02</month>
    <year>2013</year>
    <decimal_date>2013.125</decimal_date>
    <co2_ppm>397.03</co2_ppm>
    <co2_deseasonalized_ppm>396.23</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.57</std_dev_ppm>
    <uncertainty_ppm>0.22</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2013-03</month>
    <year>2013</year>
    <decimal_date>2013.2083</decimal_date>
    <co2_ppm>397.66</co2_ppm>
    <co2_deseasonalized_ppm>396.07</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.71</std_dev_ppm>
    <uncertainty_ppm>0.25</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2013-04</month>
    <year>2013</year>
    <decimal_date>2013.2917</decimal_date>
    <co2_ppm>398.64</co2_ppm>
    <co2_deseasonalized_ppm>395.79</co2_deseasonalized_ppm>
    <days>22</days>
    <std_dev_ppm>0.59</std_dev_ppm>
    <uncertainty_ppm>0.24</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2013-05</month>
    <year>2013</year>
    <decimal_date>2013.375</decimal_date>
    <co2_ppm>400.02</co2_ppm>
    <co2_deseasonalized_ppm>396.64</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.37</std_dev_ppm>
    <uncertainty_ppm>0.13</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2013-06</month>
    <year>2013</year>
    <decimal_date>2013.4583</decimal_date>
    <co2_ppm>398.81</co2_ppm>
    <co2_deseasonalized_ppm>396.48</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.43</std_dev_ppm>
    <uncertainty_ppm>0.16</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2013-07</month>
    <year>2013</year>
    <decimal_date>2013.5417</decimal_date>
    <co2_ppm>397.51</co2_ppm>
    <co2_deseasonalized_ppm>397.13</co2_deseasonalized_ppm>
    <days>21</days>
    <std_dev_ppm>0.52</std_dev_ppm>
    <uncertainty_ppm>0.22</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2013-08</month>
    <year>2013</year>
    <decimal_date>2013.625</decimal_date>
    <co2_ppm>395.39</co2_ppm>
    <co2_deseasonalized_ppm>397.27</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.45</std_dev_ppm>
    <uncertainty_ppm>0.16</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2013-09</month>
    <year>2013</year>
    <decimal_date>2013.7083</decimal_date>
    <co2_ppm>393.72</co2_ppm>
    <co2_deseasonalized_ppm>397.24</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.35</std_dev_ppm>
    <uncertainty_ppm>0.13</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2013-10</month>
    <year>2013</year>
    <decimal_date>2013.7917</decimal_date>
    <co2_ppm>393.9</co2_ppm>
    <co2_deseasonalized_ppm>397.25</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.16</std_dev_ppm>
    <uncertainty_ppm>0.06</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2013-11</month>
    <year>2013</year>
    <decimal_date>2013.875</decimal_date>
    <co2_ppm>395.36</co2_ppm>
    <co2_deseasonalized_ppm>397.35</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.6</std_dev_ppm>
    <uncertainty_ppm>0.21</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2013-12</month>
    <year>2013</year>
    <decimal_date>2013.9583</decimal_date>
    <co2_ppm>397.03</co2_ppm>
    <co2_deseasonalized_ppm>397.78</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.48</std_dev_ppm>
    <uncertainty_ppm>0.17</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2014-01</month>
    <year>2014</year>
    <decimal_date>2014.0417</decimal_date>
    <co2_ppm>398.04</co2_ppm>
    <co2_deseasonalized_ppm>397.74</co2_deseasonalized_ppm>
    <days>31</days>
    <std_dev_ppm>0.49</std_dev_ppm>
    <uncertainty_ppm>0.17</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2014-02</month>
    <year>2014</year>
    <decimal_date>2014.125</decimal_date>
    <co2_ppm>398.27</co2_ppm>
    <co2_deseasonalized_ppm>397.45</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.51</std_dev_ppm>
    <uncertainty_ppm>0.19</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2014-03</month>
    <year>2014</year>
    <decimal_date>2014.2083</decimal_date>
    <co2_ppm>399.91</co2_ppm>
    <co2_deseasonalized_ppm>398.37</co2_deseasonalized_ppm>
    <days>22</days>
    <std_dev_ppm>0.84</std_dev_ppm>
    <uncertainty_ppm>0.34</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2014-04</month>
    <year>2014</year>
    <decimal_date>2014.2917</decimal_date>
    <co2_ppm>401.51</co2_ppm>
    <co2_deseasonalized_ppm>398.63</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.5</std_dev_ppm>
    <uncertainty_ppm>0.19</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2014-05</month>
    <year>2014</year>
    <decimal_date>2014.375</decimal_date>
    <co2_ppm>401.96</co2_ppm>
    <co2_deseasonalized_ppm>398.56</co2_deseasonalized_ppm>
    <days>22</days>
    <std_dev_ppm>0.51</std_dev_ppm>
    <uncertainty_ppm>0.21</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2014-06</month>
    <year>2014</year>
    <decimal_date>2014.4583</decimal_date>
    <co2_ppm>401.43</co2_ppm>
    <co2_deseasonalized_ppm>399.1</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.36</std_dev_ppm>
    <uncertainty_ppm>0.13</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2014-07</month>
    <year>2014</year>
    <decimal_date>2014.5417</decimal_date>
    <co2_ppm>399.27</co2_ppm>
    <co2_deseasonalized_ppm>398.85</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.55</std_dev_ppm>
    <uncertainty_ppm>0.21</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2014-08</month>
    <year>2014</year>
    <decimal_date>2014.625</decimal_date>
    <co2_ppm>397.18</co2_ppm>
    <co2_deseasonalized_ppm>399.07</co2_deseasonalized_ppm>
    <days>22</days>
    <std_dev_ppm>0.28</std_dev_ppm>
    <uncertainty_ppm>0.12</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2014-09</month>
    <year>2014</year>
    <decimal_date>2014.7083</decimal_date>
    <co2_ppm>395.54</co2_ppm>
    <co2_deseasonalized_ppm>399.11</co2_deseasonalized_ppm>
    <days>21</days>
    <std_dev_ppm>0.54</std_dev_ppm>
    <uncertainty_ppm>0.23</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2014-10</month>
    <year>2014</year>
    <decimal_date>2014.7917</decimal_date>
    <co2_ppm>396.16</co2_ppm>
    <co2_deseasonalized_ppm>399.58</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.73</std_dev_ppm>
    <uncertainty_ppm>0.29</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2014-11</month>
    <year>2014</year>
    <decimal_date>2014.875</decimal_date>
    <co2_ppm>397.4</co2_ppm>
    <co2_deseasonalized_ppm>399.49</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.37</std_dev_ppm>
    <uncertainty_ppm>0.14</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2014-12</month>
    <year>2014</year>
    <decimal_date>2014.9583</decimal_date>
    <co2_ppm>399.08</co2_ppm>
    <co2_deseasonalized_ppm>399.81</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.6</std_dev_ppm>
    <uncertainty_ppm>0.21</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2015-01</month>
    <year>2015</year>
    <decimal_date>2015.0417</decimal_date>
    <co2_ppm>400.18</co2_ppm>
    <co2_deseasonalized_ppm>399.92</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.55</std_dev_ppm>
    <uncertainty_ppm>0.19</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2015-02</month>
    <year>2015</year>
    <decimal_date>2015.125</decimal_date>
    <co2_ppm>400.55</co2_ppm>
    <co2_deseasonalized_ppm>399.77</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.63</std_dev_ppm>
    <uncertainty_ppm>0.23</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2015-03</month>
    <year>2015</year>
    <decimal_date>2015.2083</decimal_date>
    <co2_ppm>401.74</co2_ppm>
    <co2_deseasonalized_ppm>400.22</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>1.02</std_dev_ppm>
    <uncertainty_ppm>0.4</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2015-04</month>
    <year>2015</year>
    <decimal_date>2015.2917</decimal_date>
    <co2_ppm>403.35</co2_ppm>
    <co2_deseasonalized_ppm>400.46</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.86</std_dev_ppm>
    <uncertainty_ppm>0.32</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2015-05</month>
    <year>2015</year>
    <decimal_date>2015.375</decimal_date>
    <co2_ppm>404.15</co2_ppm>
    <co2_deseasonalized_ppm>400.7</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.32</std_dev_ppm>
    <uncertainty_ppm>0.11</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2015-06</month>
    <year>2015</year>
    <decimal_date>2015.4583</decimal_date>
    <co2_ppm>402.97</co2_ppm>
    <co2_deseasonalized_ppm>400.65</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.47</std_dev_ppm>
    <uncertainty_ppm>0.17</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2015-07</month>
    <year>2015</year>
    <decimal_date>2015.5417</decimal_date>
    <co2_ppm>401.46</co2_ppm>
    <co2_deseasonalized_ppm>401.11</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.57</std_dev_ppm>
    <uncertainty_ppm>0.22</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2015-08</month>
    <year>2015</year>
    <decimal_date>2015.625</decimal_date>
    <co2_ppm>399.11</co2_ppm>
    <co2_deseasonalized_ppm>401.04</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.74</std_dev_ppm>
    <uncertainty_ppm>0.27</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2015-09</month>
    <year>2015</year>
    <decimal_date>2015.7083</decimal_date>
    <co2_ppm>397.82</co2_ppm>
    <co2_deseasonalized_ppm>401.43</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.32</std_dev_ppm>
    <uncertainty_ppm>0.12</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2015-10</month>
    <year>2015</year>
    <decimal_date>2015.7917</decimal_date>
    <co2_ppm>398.49</co2_ppm>
    <co2_deseasonalized_ppm>401.89</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.56</std_dev_ppm>
    <uncertainty_ppm>0.2</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2015-11</month>
    <year>2015</year>
    <decimal_date>2015.875</decimal_date>
    <co2_ppm>400.27</co2_ppm>
    <co2_deseasonalized_ppm>402.24</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.58</std_dev_ppm>
    <uncertainty_ppm>0.22</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2015-12</month>
    <year>2015</year>
    <decimal_date>2015.9583</decimal_date>
    <co2_ppm>402.06</co2_ppm>
    <co2_deseasonalized_ppm>402.72</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.67</std_dev_ppm>
    <uncertainty_ppm>0.23</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2016-01</month>
    <year>2016</year>
    <decimal_date>2016.0417</decimal_date>
    <co2_ppm>402.73</co2_ppm>
    <co2_deseasonalized_ppm>402.45</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.56</std_dev_ppm>
    <uncertainty_ppm>0.21</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2016-02</month>
    <year>2016</year>
    <decimal_date>2016.125</decimal_date>
    <co2_ppm>404.25</co2_ppm>
    <co2_deseasonalized_ppm>403.4</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>1.11</std_dev_ppm>
    <uncertainty_ppm>0.43</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2016-03</month>
    <year>2016</year>
    <decimal_date>2016.2083</decimal_date>
    <co2_ppm>405.06</co2_ppm>
    <co2_deseasonalized_ppm>403.54</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.81</std_dev_ppm>
    <uncertainty_ppm>0.29</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2016-04</month>
    <year>2016</year>
    <decimal_date>2016.2917</decimal_date>
    <co2_ppm>407.6</co2_ppm>
    <co2_deseasonalized_ppm>404.77</co2_deseasonalized_ppm>
    <days>23</days>
    <std_dev_ppm>1.04</std_dev_ppm>
    <uncertainty_ppm>0.41</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2016-05</month>
    <year>2016</year>
    <decimal_date>2016.375</decimal_date>
    <co2_ppm>407.9</co2_ppm>
    <co2_deseasonalized_ppm>404.41</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.5</std_dev_ppm>
    <uncertainty_ppm>0.18</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2016-06</month>
    <year>2016</year>
    <decimal_date>2016.4583</decimal_date>
    <co2_ppm>406.99</co2_ppm>
    <co2_deseasonalized_ppm>404.59</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.6</std_dev_ppm>
    <uncertainty_ppm>0.23</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2016-07</month>
    <year>2016</year>
    <decimal_date>2016.5417</decimal_date>
    <co2_ppm>404.59</co2_ppm>
    <co2_deseasonalized_ppm>404.24</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.88</std_dev_ppm>
    <uncertainty_ppm>0.32</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2016-08</month>
    <year>2016</year>
    <decimal_date>2016.625</decimal_date>
    <co2_ppm>402.45</co2_ppm>
    <co2_deseasonalized_ppm>404.41</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.6</std_dev_ppm>
    <uncertainty_ppm>0.23</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2016-09</month>
    <year>2016</year>
    <decimal_date>2016.7083</decimal_date>
    <co2_ppm>401.23</co2_ppm>
    <co2_deseasonalized_ppm>404.85</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.44</std_dev_ppm>
    <uncertainty_ppm>0.17</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2016-10</month>
    <year>2016</year>
    <decimal_date>2016.7917</decimal_date>
    <co2_ppm>401.79</co2_ppm>
    <co2_deseasonalized_ppm>405.23</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.3</std_dev_ppm>
    <uncertainty_ppm>0.11</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2016-11</month>
    <year>2016</year>
    <decimal_date>2016.875</decimal_date>
    <co2_ppm>403.72</co2_ppm>
    <co2_deseasonalized_ppm>405.74</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.72</std_dev_ppm>
    <uncertainty_ppm>0.26</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2016-12</month>
    <year>2016</year>
    <decimal_date>2016.9583</decimal_date>
    <co2_ppm>404.64</co2_ppm>
    <co2_deseasonalized_ppm>405.33</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.44</std_dev_ppm>
    <uncertainty_ppm>0.16</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2017-01</month>
    <year>2017</year>
    <decimal_date>2017.0417</decimal_date>
    <co2_ppm>406.36</co2_ppm>
    <co2_deseasonalized_ppm>406.04</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.68</std_dev_ppm>
    <uncertainty_ppm>0.25</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2017-02</month>
    <year>2017</year>
    <decimal_date>2017.125</decimal_date>
    <co2_ppm>406.66</co2_ppm>
    <co2_deseasonalized_ppm>405.8</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.71</std_dev_ppm>
    <uncertainty_ppm>0.27</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2017-03</month>
    <year>2017</year>
    <decimal_date>2017.2083</decimal_date>
    <co2_ppm>407.54</co2_ppm>
    <co2_deseasonalized_ppm>406.05</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>1.03</std_dev_ppm>
    <uncertainty_ppm>0.4</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2017-04</month>
    <year>2017</year>
    <decimal_date>2017.2917</decimal_date>
    <co2_ppm>409.22</co2_ppm>
    <co2_deseasonalized_ppm>406.37</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.86</std_dev_ppm>
    <uncertainty_ppm>0.32</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2017-05</month>
    <year>2017</year>
    <decimal_date>2017.375</decimal_date>
    <co2_ppm>409.89</co2_ppm>
    <co2_deseasonalized_ppm>406.37</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.57</std_dev_ppm>
    <uncertainty_ppm>0.21</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2017-06</month>
    <year>2017</year>
    <decimal_date>2017.4583</decimal_date>
    <co2_ppm>409.08</co2_ppm>
    <co2_deseasonalized_ppm>406.68</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.54</std_dev_ppm>
    <uncertainty_ppm>0.2</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2017-07</month>
    <year>2017</year>
    <decimal_date>2017.5417</decimal_date>
    <co2_ppm>407.33</co2_ppm>
    <co2_deseasonalized_ppm>407.01</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.61</std_dev_ppm>
    <uncertainty_ppm>0.22</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2017-08</month>
    <year>2017</year>
    <decimal_date>2017.625</decimal_date>
    <co2_ppm>405.32</co2_ppm>
    <co2_deseasonalized_ppm>407.31</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.32</std_dev_ppm>
    <uncertainty_ppm>0.12</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2017-09</month>
    <year>2017</year>
    <decimal_date>2017.7083</decimal_date>
    <co2_ppm>403.57</co2_ppm>
    <co2_deseasonalized_ppm>407.17</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.37</std_dev_ppm>
    <uncertainty_ppm>0.14</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2017-10</month>
    <year>2017</year>
    <decimal_date>2017.7917</decimal_date>
    <co2_ppm>403.82</co2_ppm>
    <co2_deseasonalized_ppm>407.23</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.3</std_dev_ppm>
    <uncertainty_ppm>0.11</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2017-11</month>
    <year>2017</year>
    <decimal_date>2017.875</decimal_date>
    <co2_ppm>405.31</co2_ppm>
    <co2_deseasonalized_ppm>407.36</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.41</std_dev_ppm>
    <uncertainty_ppm>0.15</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2017-12</month>
    <year>2017</year>
    <decimal_date>2017.9583</decimal_date>
    <co2_ppm>407</co2_ppm>
    <co2_deseasonalized_ppm>407.71</co2_deseasonalized_ppm>
    <days>31</days>
    <std_dev_ppm>0.57</std_dev_ppm>
    <uncertainty_ppm>0.2</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2018-01</month>
    <year>2018</year>
    <decimal_date>2018.0417</decimal_date>
    <co2_ppm>408.15</co2_ppm>
    <co2_deseasonalized_ppm>407.83</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.55</std_dev_ppm>
    <uncertainty_ppm>0.19</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2018-02</month>
    <year>2018</year>
    <decimal_date>2018.125</decimal_date>
    <co2_ppm>408.52</co2_ppm>
    <co2_deseasonalized_ppm>407.61</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.52</std_dev_ppm>
    <uncertainty_ppm>0.19</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2018-03</month>
    <year>2018</year>
    <decimal_date>2018.2083</decimal_date>
    <co2_ppm>409.59</co2_ppm>
    <co2_deseasonalized_ppm>408.06</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.65</std_dev_ppm>
    <uncertainty_ppm>0.23</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2018-04</month>
    <year>2018</year>
    <decimal_date>2018.2917</decimal_date>
    <co2_ppm>410.45</co2_ppm>
    <co2_deseasonalized_ppm>407.65</co2_deseasonalized_ppm>
    <days>21</days>
    <std_dev_ppm>0.9</std_dev_ppm>
    <uncertainty_ppm>0.38</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2018-05</month>
    <year>2018</year>
    <decimal_date>2018.375</decimal_date>
    <co2_ppm>411.44</co2_ppm>
    <co2_deseasonalized_ppm>407.98</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.86</std_dev_ppm>
    <uncertainty_ppm>0.33</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2018-06</month>
    <year>2018</year>
    <decimal_date>2018.4583</decimal_date>
    <co2_ppm>410.99</co2_ppm>
    <co2_deseasonalized_ppm>408.6</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.61</std_dev_ppm>
    <uncertainty_ppm>0.22</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2018-07</month>
    <year>2018</year>
    <decimal_date>2018.5417</decimal_date>
    <co2_ppm>408.9</co2_ppm>
    <co2_deseasonalized_ppm>408.6</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.46</std_dev_ppm>
    <uncertainty_ppm>0.17</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2018-08</month>
    <year>2018</year>
    <decimal_date>2018.625</decimal_date>
    <co2_ppm>407.16</co2_ppm>
    <co2_deseasonalized_ppm>409.17</co2_deseasonalized_ppm>
    <days>31</days>
    <std_dev_ppm>0.28</std_dev_ppm>
    <uncertainty_ppm>0.1</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2018-09</month>
    <year>2018</year>
    <decimal_date>2018.7083</decimal_date>
    <co2_ppm>405.71</co2_ppm>
    <co2_deseasonalized_ppm>409.3</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.45</std_dev_ppm>
    <uncertainty_ppm>0.16</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2018-10</month>
    <year>2018</year>
    <decimal_date>2018.7917</decimal_date>
    <co2_ppm>406.19</co2_ppm>
    <co2_deseasonalized_ppm>409.56</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.32</std_dev_ppm>
    <uncertainty_ppm>0.11</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2018-11</month>
    <year>2018</year>
    <decimal_date>2018.875</decimal_date>
    <co2_ppm>408.21</co2_ppm>
    <co2_deseasonalized_ppm>410.24</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.56</std_dev_ppm>
    <uncertainty_ppm>0.22</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2018-12</month>
    <year>2018</year>
    <decimal_date>2018.9583</decimal_date>
    <co2_ppm>409.27</co2_ppm>
    <co2_deseasonalized_ppm>409.99</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.5</std_dev_ppm>
    <uncertainty_ppm>0.17</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2019-01</month>
    <year>2019</year>
    <decimal_date>2019.0417</decimal_date>
    <co2_ppm>411.03</co2_ppm>
    <co2_deseasonalized_ppm>410.69</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>1.26</std_dev_ppm>
    <uncertainty_ppm>0.47</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2019-02</month>
    <year>2019</year>
    <decimal_date>2019.125</decimal_date>
    <co2_ppm>411.96</co2_ppm>
    <co2_deseasonalized_ppm>410.97</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>1.14</std_dev_ppm>
    <uncertainty_ppm>0.42</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2019-03</month>
    <year>2019</year>
    <decimal_date>2019.2083</decimal_date>
    <co2_ppm>412.18</co2_ppm>
    <co2_deseasonalized_ppm>410.71</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>1.12</std_dev_ppm>
    <uncertainty_ppm>0.4</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2019-04</month>
    <year>2019</year>
    <decimal_date>2019.2917</decimal_date>
    <co2_ppm>413.54</co2_ppm>
    <co2_deseasonalized_ppm>410.92</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.6</std_dev_ppm>
    <uncertainty_ppm>0.22</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2019-05</month>
    <year>2019</year>
    <decimal_date>2019.375</decimal_date>
    <co2_ppm>414.86</co2_ppm>
    <co2_deseasonalized_ppm>411.47</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.5</std_dev_ppm>
    <uncertainty_ppm>0.18</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2019-06</month>
    <year>2019</year>
    <decimal_date>2019.4583</decimal_date>
    <co2_ppm>414.15</co2_ppm>
    <co2_deseasonalized_ppm>411.74</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.36</std_dev_ppm>
    <uncertainty_ppm>0.13</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2019-07</month>
    <year>2019</year>
    <decimal_date>2019.5417</decimal_date>
    <co2_ppm>411.96</co2_ppm>
    <co2_deseasonalized_ppm>411.64</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.81</std_dev_ppm>
    <uncertainty_ppm>0.31</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2019-08</month>
    <year>2019</year>
    <decimal_date>2019.625</decimal_date>
    <co2_ppm>410.17</co2_ppm>
    <co2_deseasonalized_ppm>412.1</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.32</std_dev_ppm>
    <uncertainty_ppm>0.11</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2019-09</month>
    <year>2019</year>
    <decimal_date>2019.7083</decimal_date>
    <co2_ppm>408.76</co2_ppm>
    <co2_deseasonalized_ppm>412.26</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.35</std_dev_ppm>
    <uncertainty_ppm>0.13</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2019-10</month>
    <year>2019</year>
    <decimal_date>2019.7917</decimal_date>
    <co2_ppm>408.74</co2_ppm>
    <co2_deseasonalized_ppm>412.09</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.31</std_dev_ppm>
    <uncertainty_ppm>0.11</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2019-11</month>
    <year>2019</year>
    <decimal_date>2019.875</decimal_date>
    <co2_ppm>410.47</co2_ppm>
    <co2_deseasonalized_ppm>412.5</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.4</std_dev_ppm>
    <uncertainty_ppm>0.15</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2019-12</month>
    <year>2019</year>
    <decimal_date>2019.9583</decimal_date>
    <co2_ppm>411.97</co2_ppm>
    <co2_deseasonalized_ppm>412.71</co2_deseasonalized_ppm>
    <days>31</days>
    <std_dev_ppm>0.4</std_dev_ppm>
    <uncertainty_ppm>0.14</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2020-01</month>
    <year>2020</year>
    <decimal_date>2020.0417</decimal_date>
    <co2_ppm>413.59</co2_ppm>
    <co2_deseasonalized_ppm>413.22</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.73</std_dev_ppm>
    <uncertainty_ppm>0.26</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2020-02</month>
    <year>2020</year>
    <decimal_date>2020.125</decimal_date>
    <co2_ppm>414.32</co2_ppm>
    <co2_deseasonalized_ppm>413.41</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.69</std_dev_ppm>
    <uncertainty_ppm>0.25</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2020-03</month>
    <year>2020</year>
    <decimal_date>2020.2083</decimal_date>
    <co2_ppm>414.72</co2_ppm>
    <co2_deseasonalized_ppm>413.35</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.32</std_dev_ppm>
    <uncertainty_ppm>0.12</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2020-04</month>
    <year>2020</year>
    <decimal_date>2020.2917</decimal_date>
    <co2_ppm>416.42</co2_ppm>
    <co2_deseasonalized_ppm>413.92</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.65</std_dev_ppm>
    <uncertainty_ppm>0.24</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2020-05</month>
    <year>2020</year>
    <decimal_date>2020.375</decimal_date>
    <co2_ppm>417.28</co2_ppm>
    <co2_deseasonalized_ppm>413.98</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.61</std_dev_ppm>
    <uncertainty_ppm>0.23</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2020-06</month>
    <year>2020</year>
    <decimal_date>2020.4583</decimal_date>
    <co2_ppm>416.58</co2_ppm>
    <co2_deseasonalized_ppm>414.16</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.44</std_dev_ppm>
    <uncertainty_ppm>0.16</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2020-07</month>
    <year>2020</year>
    <decimal_date>2020.5417</decimal_date>
    <co2_ppm>414.58</co2_ppm>
    <co2_deseasonalized_ppm>414.19</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.57</std_dev_ppm>
    <uncertainty_ppm>0.2</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2020-08</month>
    <year>2020</year>
    <decimal_date>2020.625</decimal_date>
    <co2_ppm>412.75</co2_ppm>
    <co2_deseasonalized_ppm>414.6</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.25</std_dev_ppm>
    <uncertainty_ppm>0.1</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2020-09</month>
    <year>2020</year>
    <decimal_date>2020.7083</decimal_date>
    <co2_ppm>411.5</co2_ppm>
    <co2_deseasonalized_ppm>414.91</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.31</std_dev_ppm>
    <uncertainty_ppm>0.11</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2020-10</month>
    <year>2020</year>
    <decimal_date>2020.7917</decimal_date>
    <co2_ppm>411.49</co2_ppm>
    <co2_deseasonalized_ppm>414.79</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.22</std_dev_ppm>
    <uncertainty_ppm>0.08</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2020-11</month>
    <year>2020</year>
    <decimal_date>2020.875</decimal_date>
    <co2_ppm>413.1</co2_ppm>
    <co2_deseasonalized_ppm>415.12</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.81</std_dev_ppm>
    <uncertainty_ppm>0.3</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2020-12</month>
    <year>2020</year>
    <decimal_date>2020.9583</decimal_date>
    <co2_ppm>414.23</co2_ppm>
    <co2_deseasonalized_ppm>414.91</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.48</std_dev_ppm>
    <uncertainty_ppm>0.17</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2021-01</month>
    <year>2021</year>
    <decimal_date>2021.0417</decimal_date>
    <co2_ppm>415.49</co2_ppm>
    <co2_deseasonalized_ppm>415.23</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.44</std_dev_ppm>
    <uncertainty_ppm>0.16</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2021-02</month>
    <year>2021</year>
    <decimal_date>2021.125</decimal_date>
    <co2_ppm>416.72</co2_ppm>
    <co2_deseasonalized_ppm>415.8</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>1.02</std_dev_ppm>
    <uncertainty_ppm>0.37</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2021-03</month>
    <year>2021</year>
    <decimal_date>2021.2083</decimal_date>
    <co2_ppm>417.61</co2_ppm>
    <co2_deseasonalized_ppm>416.17</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.86</std_dev_ppm>
    <uncertainty_ppm>0.31</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2021-04</month>
    <year>2021</year>
    <decimal_date>2021.2917</decimal_date>
    <co2_ppm>419.01</co2_ppm>
    <co2_deseasonalized_ppm>416.58</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>1.12</std_dev_ppm>
    <uncertainty_ppm>0.44</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2021-05</month>
    <year>2021</year>
    <decimal_date>2021.375</decimal_date>
    <co2_ppm>419.09</co2_ppm>
    <co2_deseasonalized_ppm>415.88</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.9</std_dev_ppm>
    <uncertainty_ppm>0.32</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2021-06</month>
    <year>2021</year>
    <decimal_date>2021.4583</decimal_date>
    <co2_ppm>418.93</co2_ppm>
    <co2_deseasonalized_ppm>416.48</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.65</std_dev_ppm>
    <uncertainty_ppm>0.23</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2021-07</month>
    <year>2021</year>
    <decimal_date>2021.5417</decimal_date>
    <co2_ppm>416.9</co2_ppm>
    <co2_deseasonalized_ppm>416.48</co2_deseasonalized_ppm>
    <days>31</days>
    <std_dev_ppm>0.71</std_dev_ppm>
    <uncertainty_ppm>0.24</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2021-08</month>
    <year>2021</year>
    <decimal_date>2021.625</decimal_date>
    <co2_ppm>414.42</co2_ppm>
    <co2_deseasonalized_ppm>416.27</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.74</std_dev_ppm>
    <uncertainty_ppm>0.28</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2021-09</month>
    <year>2021</year>
    <decimal_date>2021.7083</decimal_date>
    <co2_ppm>413.26</co2_ppm>
    <co2_deseasonalized_ppm>416.63</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.29</std_dev_ppm>
    <uncertainty_ppm>0.11</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2021-10</month>
    <year>2021</year>
    <decimal_date>2021.7917</decimal_date>
    <co2_ppm>413.9</co2_ppm>
    <co2_deseasonalized_ppm>417.14</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.35</std_dev_ppm>
    <uncertainty_ppm>0.12</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2021-11</month>
    <year>2021</year>
    <decimal_date>2021.875</decimal_date>
    <co2_ppm>414.97</co2_ppm>
    <co2_deseasonalized_ppm>416.93</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.36</std_dev_ppm>
    <uncertainty_ppm>0.13</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2021-12</month>
    <year>2021</year>
    <decimal_date>2021.9583</decimal_date>
    <co2_ppm>416.67</co2_ppm>
    <co2_deseasonalized_ppm>417.37</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.48</std_dev_ppm>
    <uncertainty_ppm>0.17</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2022-01</month>
    <year>2022</year>
    <decimal_date>2022.0417</decimal_date>
    <co2_ppm>418.13</co2_ppm>
    <co2_deseasonalized_ppm>417.86</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.72</std_dev_ppm>
    <uncertainty_ppm>0.25</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2022-02</month>
    <year>2022</year>
    <decimal_date>2022.125</decimal_date>
    <co2_ppm>419.24</co2_ppm>
    <co2_deseasonalized_ppm>418.32</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.92</std_dev_ppm>
    <uncertainty_ppm>0.34</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2022-03</month>
    <year>2022</year>
    <decimal_date>2022.2083</decimal_date>
    <co2_ppm>418.76</co2_ppm>
    <co2_deseasonalized_ppm>417.31</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.78</std_dev_ppm>
    <uncertainty_ppm>0.27</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2022-04</month>
    <year>2022</year>
    <decimal_date>2022.2917</decimal_date>
    <co2_ppm>420.19</co2_ppm>
    <co2_deseasonalized_ppm>417.67</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.86</std_dev_ppm>
    <uncertainty_ppm>0.31</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2022-05</month>
    <year>2022</year>
    <decimal_date>2022.375</decimal_date>
    <co2_ppm>420.97</co2_ppm>
    <co2_deseasonalized_ppm>417.7</co2_deseasonalized_ppm>
    <days>31</days>
    <std_dev_ppm>0.75</std_dev_ppm>
    <uncertainty_ppm>0.26</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2022-06</month>
    <year>2022</year>
    <decimal_date>2022.4583</decimal_date>
    <co2_ppm>420.94</co2_ppm>
    <co2_deseasonalized_ppm>418.47</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.3</std_dev_ppm>
    <uncertainty_ppm>0.11</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2022-07</month>
    <year>2022</year>
    <decimal_date>2022.5417</decimal_date>
    <co2_ppm>418.85</co2_ppm>
    <co2_deseasonalized_ppm>418.41</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.57</std_dev_ppm>
    <uncertainty_ppm>0.21</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2022-08</month>
    <year>2022</year>
    <decimal_date>2022.625</decimal_date>
    <co2_ppm>417.15</co2_ppm>
    <co2_deseasonalized_ppm>419.03</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.37</std_dev_ppm>
    <uncertainty_ppm>0.13</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2022-09</month>
    <year>2022</year>
    <decimal_date>2022.7083</decimal_date>
    <co2_ppm>415.91</co2_ppm>
    <co2_deseasonalized_ppm>419.3</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.41</std_dev_ppm>
    <uncertainty_ppm>0.15</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2022-10</month>
    <year>2022</year>
    <decimal_date>2022.7917</decimal_date>
    <co2_ppm>415.74</co2_ppm>
    <co2_deseasonalized_ppm>418.97</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.27</std_dev_ppm>
    <uncertainty_ppm>0.1</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2022-11</month>
    <year>2022</year>
    <decimal_date>2022.875</decimal_date>
    <co2_ppm>417.47</co2_ppm>
    <co2_deseasonalized_ppm>419.51</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.52</std_dev_ppm>
    <uncertainty_ppm>0.2</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2022-12</month>
    <year>2022</year>
    <decimal_date>2022.9583</decimal_date>
    <co2_ppm>418.99</co2_ppm>
    <co2_deseasonalized_ppm>419.79</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.57</std_dev_ppm>
    <uncertainty_ppm>0.22</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2023-01</month>
    <year>2023</year>
    <decimal_date>2023.0417</decimal_date>
    <co2_ppm>419.48</co2_ppm>
    <co2_deseasonalized_ppm>419.19</co2_deseasonalized_ppm>
    <days>31</days>
    <std_dev_ppm>0.42</std_dev_ppm>
    <uncertainty_ppm>0.14</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2023-02</month>
    <year>2023</year>
    <decimal_date>2023.125</decimal_date>
    <co2_ppm>420.31</co2_ppm>
    <co2_deseasonalized_ppm>419.36</co2_deseasonalized_ppm>
    <days>23</days>
    <std_dev_ppm>0.71</std_dev_ppm>
    <uncertainty_ppm>0.28</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2023-03</month>
    <year>2023</year>
    <decimal_date>2023.2083</decimal_date>
    <co2_ppm>420.99</co2_ppm>
    <co2_deseasonalized_ppm>419.53</co2_deseasonalized_ppm>
    <days>30</days>
    <std_dev_ppm>0.74</std_dev_ppm>
    <uncertainty_ppm>0.26</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2023-04</month>
    <year>2023</year>
    <decimal_date>2023.2917</decimal_date>
    <co2_ppm>423.35</co2_ppm>
    <co2_deseasonalized_ppm>420.84</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.61</std_dev_ppm>
    <uncertainty_ppm>0.22</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2023-05</month>
    <year>2023</year>
    <decimal_date>2023.375</decimal_date>
    <co2_ppm>424</co2_ppm>
    <co2_deseasonalized_ppm>420.72</co2_deseasonalized_ppm>
    <days>31</days>
    <std_dev_ppm>0.69</std_dev_ppm>
    <uncertainty_ppm>0.24</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2023-06</month>
    <year>2023</year>
    <decimal_date>2023.4583</decimal_date>
    <co2_ppm>423.68</co2_ppm>
    <co2_deseasonalized_ppm>421.24</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.57</std_dev_ppm>
    <uncertainty_ppm>0.2</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2023-07</month>
    <year>2023</year>
    <decimal_date>2023.5417</decimal_date>
    <co2_ppm>421.83</co2_ppm>
    <co2_deseasonalized_ppm>421.49</co2_deseasonalized_ppm>
    <days>21</days>
    <std_dev_ppm>0.47</std_dev_ppm>
    <uncertainty_ppm>0.2</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2023-08</month>
    <year>2023</year>
    <decimal_date>2023.625</decimal_date>
    <co2_ppm>419.68</co2_ppm>
    <co2_deseasonalized_ppm>421.64</co2_deseasonalized_ppm>
    <days>21</days>
    <std_dev_ppm>0.45</std_dev_ppm>
    <uncertainty_ppm>0.19</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2023-09</month>
    <year>2023</year>
    <decimal_date>2023.7083</decimal_date>
    <co2_ppm>418.5</co2_ppm>
    <co2_deseasonalized_ppm>421.92</co2_deseasonalized_ppm>
    <days>18</days>
    <std_dev_ppm>0.3</std_dev_ppm>
    <uncertainty_ppm>0.14</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2023-10</month>
    <year>2023</year>
    <decimal_date>2023.7917</decimal_date>
    <co2_ppm>418.82</co2_ppm>
    <co2_deseasonalized_ppm>422.04</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.47</std_dev_ppm>
    <uncertainty_ppm>0.17</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2023-11</month>
    <year>2023</year>
    <decimal_date>2023.875</decimal_date>
    <co2_ppm>420.46</co2_ppm>
    <co2_deseasonalized_ppm>422.43</co2_deseasonalized_ppm>
    <days>21</days>
    <std_dev_ppm>0.91</std_dev_ppm>
    <uncertainty_ppm>0.38</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2023-12</month>
    <year>2023</year>
    <decimal_date>2023.9583</decimal_date>
    <co2_ppm>421.86</co2_ppm>
    <co2_deseasonalized_ppm>422.59</co2_deseasonalized_ppm>
    <days>20</days>
    <std_dev_ppm>0.69</std_dev_ppm>
    <uncertainty_ppm>0.29</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2024-01</month>
    <year>2024</year>
    <decimal_date>2024.0417</decimal_date>
    <co2_ppm>422.8</co2_ppm>
    <co2_deseasonalized_ppm>422.51</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>0.7</std_dev_ppm>
    <uncertainty_ppm>0.26</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2024-02</month>
    <year>2024</year>
    <decimal_date>2024.125</decimal_date>
    <co2_ppm>424.55</co2_ppm>
    <co2_deseasonalized_ppm>423.6</co2_deseasonalized_ppm>
    <days>22</days>
    <std_dev_ppm>1.24</std_dev_ppm>
    <uncertainty_ppm>0.51</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2024-03</month>
    <year>2024</year>
    <decimal_date>2024.2083</decimal_date>
    <co2_ppm>425.38</co2_ppm>
    <co2_deseasonalized_ppm>423.92</co2_deseasonalized_ppm>
    <days>22</days>
    <std_dev_ppm>0.99</std_dev_ppm>
    <uncertainty_ppm>0.4</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2024-04</month>
    <year>2024</year>
    <decimal_date>2024.2917</decimal_date>
    <co2_ppm>426.51</co2_ppm>
    <co2_deseasonalized_ppm>424</co2_deseasonalized_ppm>
    <days>22</days>
    <std_dev_ppm>0.99</std_dev_ppm>
    <uncertainty_ppm>0.4</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2024-05</month>
    <year>2024</year>
    <decimal_date>2024.375</decimal_date>
    <co2_ppm>426.9</co2_ppm>
    <co2_deseasonalized_ppm>423.62</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.76</std_dev_ppm>
    <uncertainty_ppm>0.27</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2024-06</month>
    <year>2024</year>
    <decimal_date>2024.4583</decimal_date>
    <co2_ppm>426.91</co2_ppm>
    <co2_deseasonalized_ppm>424.47</co2_deseasonalized_ppm>
    <days>20</days>
    <std_dev_ppm>0.65</std_dev_ppm>
    <uncertainty_ppm>0.28</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2024-07</month>
    <year>2024</year>
    <decimal_date>2024.5417</decimal_date>
    <co2_ppm>425.55</co2_ppm>
    <co2_deseasonalized_ppm>425.21</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.69</std_dev_ppm>
    <uncertainty_ppm>0.27</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2024-08</month>
    <year>2024</year>
    <decimal_date>2024.625</decimal_date>
    <co2_ppm>422.99</co2_ppm>
    <co2_deseasonalized_ppm>424.95</co2_deseasonalized_ppm>
    <days>22</days>
    <std_dev_ppm>1.08</std_dev_ppm>
    <uncertainty_ppm>0.44</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2024-09</month>
    <year>2024</year>
    <decimal_date>2024.7083</decimal_date>
    <co2_ppm>422.03</co2_ppm>
    <co2_deseasonalized_ppm>425.45</co2_deseasonalized_ppm>
    <days>18</days>
    <std_dev_ppm>0.41</std_dev_ppm>
    <uncertainty_ppm>0.18</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2024-10</month>
    <year>2024</year>
    <decimal_date>2024.7917</decimal_date>
    <co2_ppm>422.38</co2_ppm>
    <co2_deseasonalized_ppm>425.6</co2_deseasonalized_ppm>
    <days>22</days>
    <std_dev_ppm>0.35</std_dev_ppm>
    <uncertainty_ppm>0.14</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2024-11</month>
    <year>2024</year>
    <decimal_date>2024.875</decimal_date>
    <co2_ppm>423.85</co2_ppm>
    <co2_deseasonalized_ppm>425.82</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.33</std_dev_ppm>
    <uncertainty_ppm>0.13</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2024-12</month>
    <year>2024</year>
    <decimal_date>2024.9583</decimal_date>
    <co2_ppm>425.4</co2_ppm>
    <co2_deseasonalized_ppm>426.13</co2_deseasonalized_ppm>
    <days>28</days>
    <std_dev_ppm>0.7</std_dev_ppm>
    <uncertainty_ppm>0.25</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2025-01</month>
    <year>2025</year>
    <decimal_date>2025.0417</decimal_date>
    <co2_ppm>426.65</co2_ppm>
    <co2_deseasonalized_ppm>426.36</co2_deseasonalized_ppm>
    <days>29</days>
    <std_dev_ppm>0.62</std_dev_ppm>
    <uncertainty_ppm>0.22</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2025-02</month>
    <year>2025</year>
    <decimal_date>2025.125</decimal_date>
    <co2_ppm>427.09</co2_ppm>
    <co2_deseasonalized_ppm>426.14</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.64</std_dev_ppm>
    <uncertainty_ppm>0.25</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2025-03</month>
    <year>2025</year>
    <decimal_date>2025.2083</decimal_date>
    <co2_ppm>428.15</co2_ppm>
    <co2_deseasonalized_ppm>426.68</co2_deseasonalized_ppm>
    <days>27</days>
    <std_dev_ppm>1.13</std_dev_ppm>
    <uncertainty_ppm>0.41</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2025-04</month>
    <year>2025</year>
    <decimal_date>2025.2917</decimal_date>
    <co2_ppm>429.64</co2_ppm>
    <co2_deseasonalized_ppm>427.13</co2_deseasonalized_ppm>
    <days>23</days>
    <std_dev_ppm>0.73</std_dev_ppm>
    <uncertainty_ppm>0.29</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2025-05</month>
    <year>2025</year>
    <decimal_date>2025.375</decimal_date>
    <co2_ppm>430.51</co2_ppm>
    <co2_deseasonalized_ppm>427.23</co2_deseasonalized_ppm>
    <days>23</days>
    <std_dev_ppm>0.39</std_dev_ppm>
    <uncertainty_ppm>0.16</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2025-06</month>
    <year>2025</year>
    <decimal_date>2025.4583</decimal_date>
    <co2_ppm>429.61</co2_ppm>
    <co2_deseasonalized_ppm>427.17</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.71</std_dev_ppm>
    <uncertainty_ppm>0.27</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2025-07</month>
    <year>2025</year>
    <decimal_date>2025.5417</decimal_date>
    <co2_ppm>427.87</co2_ppm>
    <co2_deseasonalized_ppm>427.53</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.31</std_dev_ppm>
    <uncertainty_ppm>0.12</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2025-08</month>
    <year>2025</year>
    <decimal_date>2025.625</decimal_date>
    <co2_ppm>425.48</co2_ppm>
    <co2_deseasonalized_ppm>427.44</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.38</std_dev_ppm>
    <uncertainty_ppm>0.15</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2025-09</month>
    <year>2025</year>
    <decimal_date>2025.7083</decimal_date>
    <co2_ppm>424.37</co2_ppm>
    <co2_deseasonalized_ppm>427.79</co2_deseasonalized_ppm>
    <days>19</days>
    <std_dev_ppm>0.48</std_dev_ppm>
    <uncertainty_ppm>0.21</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2025-10</month>
    <year>2025</year>
    <decimal_date>2025.7917</decimal_date>
    <co2_ppm>424.87</co2_ppm>
    <co2_deseasonalized_ppm>428.09</co2_deseasonalized_ppm>
    <days>19</days>
    <std_dev_ppm>0.32</std_dev_ppm>
    <uncertainty_ppm>0.14</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2025-11</month>
    <year>2025</year>
    <decimal_date>2025.875</decimal_date>
    <co2_ppm>426.46</co2_ppm>
    <co2_deseasonalized_ppm>428.42</co2_deseasonalized_ppm>
    <days>20</days>
    <std_dev_ppm>0.69</std_dev_ppm>
    <uncertainty_ppm>0.3</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2025-12</month>
    <year>2025</year>
    <decimal_date>2025.9583</decimal_date>
    <co2_ppm>427.49</co2_ppm>
    <co2_deseasonalized_ppm>428.22</co2_deseasonalized_ppm>
    <days>24</days>
    <std_dev_ppm>0.32</std_dev_ppm>
    <uncertainty_ppm>0.12</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2026-01</month>
    <year>2026</year>
    <decimal_date>2026.0417</decimal_date>
    <co2_ppm>428.62</co2_ppm>
    <co2_deseasonalized_ppm>428.32</co2_deseasonalized_ppm>
    <days>25</days>
    <std_dev_ppm>0.69</std_dev_ppm>
    <uncertainty_ppm>0.27</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2026-02</month>
    <year>2026</year>
    <decimal_date>2026.125</decimal_date>
    <co2_ppm>429.35</co2_ppm>
    <co2_deseasonalized_ppm>428.4</co2_deseasonalized_ppm>
    <days>17</days>
    <std_dev_ppm>0.74</std_dev_ppm>
    <uncertainty_ppm>0.34</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2026-03</month>
    <year>2026</year>
    <decimal_date>2026.2083</decimal_date>
    <co2_ppm>430.15</co2_ppm>
    <co2_deseasonalized_ppm>428.68</co2_deseasonalized_ppm>
    <days>26</days>
    <std_dev_ppm>0.87</std_dev_ppm>
    <uncertainty_ppm>0.33</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2026-04</month>
    <year>2026</year>
    <decimal_date>2026.2917</decimal_date>
    <co2_ppm>431.12</co2_ppm>
    <co2_deseasonalized_ppm>428.61</co2_deseasonalized_ppm>
    <days>23</days>
    <std_dev_ppm>1.16</std_dev_ppm>
    <uncertainty_ppm>0.46</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2026-05</month>
    <year>2026</year>
    <decimal_date>2026.375</decimal_date>
    <co2_ppm>432.34</co2_ppm>
    <co2_deseasonalized_ppm>429.06</co2_deseasonalized_ppm>
    <days>19</days>
    <std_dev_ppm>0.64</std_dev_ppm>
    <uncertainty_ppm>0.28</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2026-06</month>
    <year>2026</year>
    <decimal_date>2026.4583</decimal_date>
    <co2_ppm>431.43</co2_ppm>
    <co2_deseasonalized_ppm>428.99</co2_deseasonalized_ppm>
    <days>19</days>
    <std_dev_ppm>0.27</std_dev_ppm>
    <uncertainty_ppm>0.12</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2026-07</month>
    <year>2026</year>
    <decimal_date>2026.5417</decimal_date>
    <co2_ppm>429.13</co2_ppm>
    <co2_deseasonalized_ppm>428.78</co2_deseasonalized_ppm>
    <days>21</days>
    <std_dev_ppm>0.61</std_dev_ppm>
    <uncertainty_ppm>0.26</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
  <row>
    <month>2026-08</month>
    <year>2026</year>
    <decimal_date>2026.625</decimal_date>
    <co2_ppm>427.55</co2_ppm>
    <co2_deseasonalized_ppm>429.51</co2_deseasonalized_ppm>
    <days>17</days>
    <std_dev_ppm>0.36</std_dev_ppm>
    <uncertainty_ppm>0.17</uncertainty_ppm>
    <interpolated>false</interpolated>
    <measured_by>NOAA Global Monitoring Laboratory</measured_by>
  </row>
</dataset>
