<?xml version="1.0" encoding="UTF-8"?>
<dataset name="pdb_structures_by_year" title="Protein Data Bank structures released per year, by method" source="https://aidb.si/d/pdb-structures-by-year">
  <row>
    <year>1976</year>
    <total>13</total>
    <x_ray>13</x_ray>
    <cryo_em>0</cryo_em>
    <nmr>0</nmr>
    <electron_crystallography>0</electron_crystallography>
    <neutron>0</neutron>
    <other>0</other>
    <cryo_em_share_pct>0</cryo_em_share_pct>
    <cumulative_total>13</cumulative_total>
  </row>
  <row>
    <year>1977</year>
    <total>23</total>
    <x_ray>23</x_ray>
    <cryo_em>0</cryo_em>
    <nmr>0</nmr>
    <electron_crystallography>0</electron_crystallography>
    <neutron>0</neutron>
    <other>0</other>
    <cryo_em_share_pct>0</cryo_em_share_pct>
    <cumulative_total>36</cumulative_total>
  </row>
  <row>
    <year>1978</year>
    <total>6</total>
    <x_ray>6</x_ray>
    <cryo_em>0</cryo_em>
    <nmr>0</nmr>
    <electron_crystallography>0</electron_crystallography>
    <neutron>0</neutron>
    <other>0</other>
    <cryo_em_share_pct>0</cryo_em_share_pct>
    <cumulative_total>42</cumulative_total>
  </row>
  <row>
    <year>1979</year>
    <total>11</total>
    <x_ray>11</x_ray>
    <cryo_em>0</cryo_em>
    <nmr>0</nmr>
    <electron_crystallography>0</electron_crystallography>
    <neutron>0</neutron>
    <other>0</other>
    <cryo_em_share_pct>0</cryo_em_share_pct>
    <cumulative_total>53</cumulative_total>
  </row>
  <row>
    <year>1980</year>
    <total>16</total>
    <x_ray>7</x_ray>
    <cryo_em>0</cryo_em>
    <nmr>0</nmr>
    <electron_crystallography>0</electron_crystallography>
    <neutron>0</neutron>
    <other>9</other>
    <cryo_em_share_pct>0</cryo_em_share_pct>
    <cumulative_total>69</cumulative_total>
  </row>
  <row>
    <year>1981</year>
    <total>16</total>
    <x_ray>16</x_ray>
    <cryo_em>0</cryo_em>
    <nmr>0</nmr>
    <electron_crystallography>0</electron_crystallography>
    <neutron>0</neutron>
    <other>0</other>
    <cryo_em_share_pct>0</cryo_em_share_pct>
    <cumulative_total>85</cumulative_total>
  </row>
  <row>
    <year>1982</year>
    <total>32</total>
    <x_ray>32</x_ray>
    <cryo_em>0</cryo_em>
    <nmr>0</nmr>
    <electron_crystallography>0</electron_crystallography>
    <neutron>0</neutron>
    <other>0</other>
    <cryo_em_share_pct>0</cryo_em_share_pct>
    <cumulative_total>117</cumulative_total>
  </row>
  <row>
    <year>1983</year>
    <total>36</total>
    <x_ray>36</x_ray>
    <cryo_em>0</cryo_em>
    <nmr>0</nmr>
    <electron_crystallography>0</electron_crystallography>
    <neutron>0</neutron>
    <other>0</other>
    <cryo_em_share_pct>0</cryo_em_share_pct>
    <cumulative_total>153</cumulative_total>
  </row>
  <row>
    <year>1984</year>
    <total>22</total>
    <x_ray>22</x_ray>
    <cryo_em>0</cryo_em>
    <nmr>0</nmr>
    <electron_crystallography>0</electron_crystallography>
    <neutron>1</neutron>
    <other>0</other>
    <cryo_em_share_pct>0</cryo_em_share_pct>
    <cumulative_total>175</cumulative_total>
  </row>
  <row>
    <year>1985</year>
    <total>20</total>
    <x_ray>20</x_ray>
    <cryo_em>0</cryo_em>
    <nmr>0</nmr>
    <electron_crystallography>0</electron_crystallography>
    <neutron>1</neutron>
    <other>0</other>
    <cryo_em_share_pct>0</cryo_em_share_pct>
    <cumulative_total>195</cumulative_total>
  </row>
  <row>
    <year>1986</year>
    <total>18</total>
    <x_ray>17</x_ray>
    <cryo_em>0</cryo_em>
    <nmr>1</nmr>
    <electron_crystallography>0</electron_crystallography>
    <neutron>1</neutron>
    <other>0</other>
    <cryo_em_share_pct>0</cryo_em_share_pct>
    <cumulative_total>213</cumulative_total>
  </row>
  <row>
    <year>1987</year>
    <total>25</total>
    <x_ray>25</x_ray>
    <cryo_em>0</cryo_em>
    <nmr>0</nmr>
    <electron_crystallography>0</electron_crystallography>
    <neutron>0</neutron>
    <other>0</other>
    <cryo_em_share_pct>0</cryo_em_share_pct>
    <cumulative_total>238</cumulative_total>
  </row>
  <row>
    <year>1988</year>
    <total>53</total>
    <x_ray>52</x_ray>
    <cryo_em>0</cryo_em>
    <nmr>0</nmr>
    <electron_crystallography>0</electron_crystallography>
    <neutron>1</neutron>
    <other>0</other>
    <cryo_em_share_pct>0</cryo_em_share_pct>
    <cumulative_total>291</cumulative_total>
  </row>
  <row>
    <year>1989</year>
    <total>74</total>
    <x_ray>71</x_ray>
    <cryo_em>0</cryo_em>
    <nmr>2</nmr>
    <electron_crystallography>0</electron_crystallography>
    <neutron>1</neutron>
    <other>1</other>
    <cryo_em_share_pct>0</cryo_em_share_pct>
    <cumulative_total>365</cumulative_total>
  </row>
  <row>
    <year>1990</year>
    <total>142</total>
    <x_ray>135</x_ray>
    <cryo_em>0</cryo_em>
    <nmr>7</nmr>
    <electron_crystallography>0</electron_crystallography>
    <neutron>0</neutron>
    <other>0</other>
    <cryo_em_share_pct>0</cryo_em_share_pct>
    <cumulative_total>507</cumulative_total>
  </row>
  <row>
    <year>1991</year>
    <total>187</total>
    <x_ray>162</x_ray>
    <cryo_em>0</cryo_em>
    <nmr>23</nmr>
    <electron_crystallography>1</electron_crystallography>
    <neutron>1</neutron>
    <other>0</other>
    <cryo_em_share_pct>0</cryo_em_share_pct>
    <cumulative_total>694</cumulative_total>
  </row>
  <row>
    <year>1992</year>
    <total>192</total>
    <x_ray>181</x_ray>
    <cryo_em>0</cryo_em>
    <nmr>11</nmr>
    <electron_crystallography>0</electron_crystallography>
    <neutron>0</neutron>
    <other>0</other>
    <cryo_em_share_pct>0</cryo_em_share_pct>
    <cumulative_total>886</cumulative_total>
  </row>
  <row>
    <year>1993</year>
    <total>696</total>
    <x_ray>622</x_ray>
    <cryo_em>0</cryo_em>
    <nmr>74</nmr>
    <electron_crystallography>0</electron_crystallography>
    <neutron>0</neutron>
    <other>0</other>
    <cryo_em_share_pct>0</cryo_em_share_pct>
    <cumulative_total>1582</cumulative_total>
  </row>
  <row>
    <year>1994</year>
    <total>1289</total>
    <x_ray>1057</x_ray>
    <cryo_em>0</cryo_em>
    <nmr>222</nmr>
    <electron_crystallography>0</electron_crystallography>
    <neutron>0</neutron>
    <other>10</other>
    <cryo_em_share_pct>0</cryo_em_share_pct>
    <cumulative_total>2871</cumulative_total>
  </row>
  <row>
    <year>1995</year>
    <total>941</total>
    <x_ray>748</x_ray>
    <cryo_em>0</cryo_em>
    <nmr>190</nmr>
    <electron_crystallography>0</electron_crystallography>
    <neutron>0</neutron>
    <other>3</other>
    <cryo_em_share_pct>0</cryo_em_share_pct>
    <cumulative_total>3812</cumulative_total>
  </row>
  <row>
    <year>1996</year>
    <total>1172</total>
    <x_ray>980</x_ray>
    <cryo_em>0</cryo_em>
    <nmr>188</nmr>
    <electron_crystallography>1</electron_crystallography>
    <neutron>0</neutron>
    <other>4</other>
    <cryo_em_share_pct>0</cryo_em_share_pct>
    <cumulative_total>4984</cumulative_total>
  </row>
  <row>
    <year>1997</year>
    <total>1564</total>
    <x_ray>1233</x_ray>
    <cryo_em>1</cryo_em>
    <nmr>329</nmr>
    <electron_crystallography>0</electron_crystallography>
    <neutron>0</neutron>
    <other>1</other>
    <cryo_em_share_pct>0.1</cryo_em_share_pct>
    <cumulative_total>6548</cumulative_total>
  </row>
  <row>
    <year>1998</year>
    <total>2055</total>
    <x_ray>1721</x_ray>
    <cryo_em>0</cryo_em>
    <nmr>331</nmr>
    <electron_crystallography>2</electron_crystallography>
    <neutron>0</neutron>
    <other>1</other>
    <cryo_em_share_pct>0</cryo_em_share_pct>
    <cumulative_total>8603</cumulative_total>
  </row>
  <row>
    <year>1999</year>
    <total>2356</total>
    <x_ray>1960</x_ray>
    <cryo_em>1</cryo_em>
    <nmr>390</nmr>
    <electron_crystallography>1</electron_crystallography>
    <neutron>2</neutron>
    <other>3</other>
    <cryo_em_share_pct>0</cryo_em_share_pct>
    <cumulative_total>10959</cumulative_total>
  </row>
  <row>
    <year>2000</year>
    <total>2624</total>
    <x_ray>2231</x_ray>
    <cryo_em>11</cryo_em>
    <nmr>371</nmr>
    <electron_crystallography>3</electron_crystallography>
    <neutron>1</neutron>
    <other>8</other>
    <cryo_em_share_pct>0.4</cryo_em_share_pct>
    <cumulative_total>13583</cumulative_total>
  </row>
  <row>
    <year>2001</year>
    <total>2810</total>
    <x_ray>2375</x_ray>
    <cryo_em>9</cryo_em>
    <nmr>413</nmr>
    <electron_crystallography>4</electron_crystallography>
    <neutron>2</neutron>
    <other>7</other>
    <cryo_em_share_pct>0.3</cryo_em_share_pct>
    <cumulative_total>16393</cumulative_total>
  </row>
  <row>
    <year>2002</year>
    <total>2994</total>
    <x_ray>2525</x_ray>
    <cryo_em>24</cryo_em>
    <nmr>441</nmr>
    <electron_crystallography>1</electron_crystallography>
    <neutron>2</neutron>
    <other>1</other>
    <cryo_em_share_pct>0.8</cryo_em_share_pct>
    <cumulative_total>19387</cumulative_total>
  </row>
  <row>
    <year>2003</year>
    <total>4144</total>
    <x_ray>3583</x_ray>
    <cryo_em>29</cryo_em>
    <nmr>531</nmr>
    <electron_crystallography>0</electron_crystallography>
    <neutron>0</neutron>
    <other>3</other>
    <cryo_em_share_pct>0.7</cryo_em_share_pct>
    <cumulative_total>23531</cumulative_total>
  </row>
  <row>
    <year>2004</year>
    <total>5149</total>
    <x_ray>4394</x_ray>
    <cryo_em>12</cryo_em>
    <nmr>729</nmr>
    <electron_crystallography>3</electron_crystallography>
    <neutron>2</neutron>
    <other>11</other>
    <cryo_em_share_pct>0.2</cryo_em_share_pct>
    <cumulative_total>28680</cumulative_total>
  </row>
  <row>
    <year>2005</year>
    <total>5334</total>
    <x_ray>4426</x_ray>
    <cryo_em>23</cryo_em>
    <nmr>874</nmr>
    <electron_crystallography>1</electron_crystallography>
    <neutron>3</neutron>
    <other>7</other>
    <cryo_em_share_pct>0.4</cryo_em_share_pct>
    <cumulative_total>34014</cumulative_total>
  </row>
  <row>
    <year>2006</year>
    <total>6405</total>
    <x_ray>5506</x_ray>
    <cryo_em>26</cryo_em>
    <nmr>861</nmr>
    <electron_crystallography>3</electron_crystallography>
    <neutron>1</neutron>
    <other>10</other>
    <cryo_em_share_pct>0.4</cryo_em_share_pct>
    <cumulative_total>40419</cumulative_total>
  </row>
  <row>
    <year>2007</year>
    <total>7134</total>
    <x_ray>6141</x_ray>
    <cryo_em>19</cryo_em>
    <nmr>965</nmr>
    <electron_crystallography>1</electron_crystallography>
    <neutron>2</neutron>
    <other>9</other>
    <cryo_em_share_pct>0.3</cryo_em_share_pct>
    <cumulative_total>47553</cumulative_total>
  </row>
  <row>
    <year>2008</year>
    <total>6902</total>
    <x_ray>6197</x_ray>
    <cryo_em>41</cryo_em>
    <nmr>653</nmr>
    <electron_crystallography>2</electron_crystallography>
    <neutron>6</neutron>
    <other>5</other>
    <cryo_em_share_pct>0.6</cryo_em_share_pct>
    <cumulative_total>54455</cumulative_total>
  </row>
  <row>
    <year>2009</year>
    <total>7288</total>
    <x_ray>6662</x_ray>
    <cryo_em>40</cryo_em>
    <nmr>568</nmr>
    <electron_crystallography>4</electron_crystallography>
    <neutron>7</neutron>
    <other>13</other>
    <cryo_em_share_pct>0.5</cryo_em_share_pct>
    <cumulative_total>61743</cumulative_total>
  </row>
  <row>
    <year>2010</year>
    <total>7742</total>
    <x_ray>7163</x_ray>
    <cryo_em>53</cryo_em>
    <nmr>518</nmr>
    <electron_crystallography>4</electron_crystallography>
    <neutron>10</neutron>
    <other>6</other>
    <cryo_em_share_pct>0.7</cryo_em_share_pct>
    <cumulative_total>69485</cumulative_total>
  </row>
  <row>
    <year>2011</year>
    <total>7924</total>
    <x_ray>7341</x_ray>
    <cryo_em>53</cryo_em>
    <nmr>524</nmr>
    <electron_crystallography>1</electron_crystallography>
    <neutron>9</neutron>
    <other>9</other>
    <cryo_em_share_pct>0.7</cryo_em_share_pct>
    <cumulative_total>77409</cumulative_total>
  </row>
  <row>
    <year>2012</year>
    <total>8750</total>
    <x_ray>8143</x_ray>
    <cryo_em>65</cryo_em>
    <nmr>536</nmr>
    <electron_crystallography>2</electron_crystallography>
    <neutron>7</neutron>
    <other>0</other>
    <cryo_em_share_pct>0.7</cryo_em_share_pct>
    <cumulative_total>86159</cumulative_total>
  </row>
  <row>
    <year>2013</year>
    <total>9338</total>
    <x_ray>8709</x_ray>
    <cryo_em>118</cryo_em>
    <nmr>506</nmr>
    <electron_crystallography>4</electron_crystallography>
    <neutron>7</neutron>
    <other>8</other>
    <cryo_em_share_pct>1.3</cryo_em_share_pct>
    <cumulative_total>95497</cumulative_total>
  </row>
  <row>
    <year>2014</year>
    <total>9551</total>
    <x_ray>8808</x_ray>
    <cryo_em>186</cryo_em>
    <nmr>550</nmr>
    <electron_crystallography>7</electron_crystallography>
    <neutron>12</neutron>
    <other>0</other>
    <cryo_em_share_pct>1.9</cryo_em_share_pct>
    <cumulative_total>105048</cumulative_total>
  </row>
  <row>
    <year>2015</year>
    <total>9242</total>
    <x_ray>8589</x_ray>
    <cryo_em>213</cryo_em>
    <nmr>433</nmr>
    <electron_crystallography>4</electron_crystallography>
    <neutron>17</neutron>
    <other>1</other>
    <cryo_em_share_pct>2.3</cryo_em_share_pct>
    <cumulative_total>114290</cumulative_total>
  </row>
  <row>
    <year>2016</year>
    <total>10800</total>
    <x_ray>9931</x_ray>
    <cryo_em>406</cryo_em>
    <nmr>453</nmr>
    <electron_crystallography>8</electron_crystallography>
    <neutron>15</neutron>
    <other>3</other>
    <cryo_em_share_pct>3.8</cryo_em_share_pct>
    <cumulative_total>125090</cumulative_total>
  </row>
  <row>
    <year>2017</year>
    <total>11056</total>
    <x_ray>10075</x_ray>
    <cryo_em>549</cryo_em>
    <nmr>412</nmr>
    <electron_crystallography>14</electron_crystallography>
    <neutron>14</neutron>
    <other>0</other>
    <cryo_em_share_pct>5</cryo_em_share_pct>
    <cumulative_total>136146</cumulative_total>
  </row>
  <row>
    <year>2018</year>
    <total>11155</total>
    <x_ray>9870</x_ray>
    <cryo_em>844</cryo_em>
    <nmr>399</nmr>
    <electron_crystallography>40</electron_crystallography>
    <neutron>23</neutron>
    <other>2</other>
    <cryo_em_share_pct>7.6</cryo_em_share_pct>
    <cumulative_total>147301</cumulative_total>
  </row>
  <row>
    <year>2019</year>
    <total>11470</total>
    <x_ray>9632</x_ray>
    <cryo_em>1421</cryo_em>
    <nmr>385</nmr>
    <electron_crystallography>31</electron_crystallography>
    <neutron>14</neutron>
    <other>6</other>
    <cryo_em_share_pct>12.4</cryo_em_share_pct>
    <cumulative_total>158771</cumulative_total>
  </row>
  <row>
    <year>2020</year>
    <total>13976</total>
    <x_ray>11204</x_ray>
    <cryo_em>2361</cryo_em>
    <nmr>386</nmr>
    <electron_crystallography>26</electron_crystallography>
    <neutron>14</neutron>
    <other>5</other>
    <cryo_em_share_pct>16.9</cryo_em_share_pct>
    <cumulative_total>172747</cumulative_total>
  </row>
  <row>
    <year>2021</year>
    <total>12567</total>
    <x_ray>9249</x_ray>
    <cryo_em>2947</cryo_em>
    <nmr>364</nmr>
    <electron_crystallography>5</electron_crystallography>
    <neutron>15</neutron>
    <other>4</other>
    <cryo_em_share_pct>23.5</cryo_em_share_pct>
    <cumulative_total>185314</cumulative_total>
  </row>
  <row>
    <year>2022</year>
    <total>14247</total>
    <x_ray>9833</x_ray>
    <cryo_em>4058</cryo_em>
    <nmr>307</nmr>
    <electron_crystallography>46</electron_crystallography>
    <neutron>18</neutron>
    <other>6</other>
    <cryo_em_share_pct>28.5</cryo_em_share_pct>
    <cumulative_total>199561</cumulative_total>
  </row>
  <row>
    <year>2023</year>
    <total>14445</total>
    <x_ray>9594</x_ray>
    <cryo_em>4561</cryo_em>
    <nmr>274</nmr>
    <electron_crystallography>14</electron_crystallography>
    <neutron>11</neutron>
    <other>6</other>
    <cryo_em_share_pct>31.6</cryo_em_share_pct>
    <cumulative_total>214006</cumulative_total>
  </row>
  <row>
    <year>2024</year>
    <total>15277</total>
    <x_ray>9196</x_ray>
    <cryo_em>5780</cryo_em>
    <nmr>290</nmr>
    <electron_crystallography>7</electron_crystallography>
    <neutron>10</neutron>
    <other>3</other>
    <cryo_em_share_pct>37.8</cryo_em_share_pct>
    <cumulative_total>229283</cumulative_total>
  </row>
  <row>
    <year>2025</year>
    <total>17559</total>
    <x_ray>10082</x_ray>
    <cryo_em>7198</cryo_em>
    <nmr>237</nmr>
    <electron_crystallography>35</electron_crystallography>
    <neutron>24</neutron>
    <other>3</other>
    <cryo_em_share_pct>41</cryo_em_share_pct>
    <cumulative_total>246842</cumulative_total>
  </row>
  <row>
    <year>2026</year>
    <total>14054</total>
    <x_ray>7570</x_ray>
    <cryo_em>6264</cryo_em>
    <nmr>198</nmr>
    <electron_crystallography>21</electron_crystallography>
    <neutron>8</neutron>
    <other>1</other>
    <cryo_em_share_pct>44.6</cryo_em_share_pct>
    <cumulative_total>260896</cumulative_total>
  </row>
</dataset>
