Nitrous oxide emissions from energy processes are emissions produced by the combustion of fossil fuels and biofuels.
| 1990 | 2000 | 2005 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Czech Republic | 720.1 | 725.3 | 789.9 | 824.6 | 833.4 | 814.2 | 796.5 | 808.4 | 822.6 | 839.4 | 852.2 | 850.8 | 849.4 | 803.6 |
| Hungary | 398.3 | 324.7 | 390.2 | 446.8 | 432.0 | 422.8 | 414.9 | 429.5 | 449.3 | 451.5 | 469.2 | 475.3 | 475.8 | 448.0 |
| Poland | 1,912.1 | 1,804.6 | 1,876.5 | 2,322.3 | 2,352.3 | 2,307.3 | 2,244.3 | 2,182.0 | 2,218.6 | 2,297.5 | 2,464.5 | 2,706.5 | 2,657.4 | 2,560.0 |
| Slovakia | 224.6 | 164.6 | 182.2 | 222.8 | 219.1 | 213.5 | 216.1 | 219.9 | 228.8 | 232.2 | 251.7 | 251.4 | 275.9 | 258.3 |