Methane emissions are those stemming from human activities such as agriculture and from industrial methane production.
| 1990 | 2000 | 2005 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Albania | 3,544.2 | 3,665.1 | 3,486.0 | 3,029.7 | 3,019.4 | 3,060.7 | 3,060.8 | 3,086.5 | 3,105.4 | 3,092.4 | 3,047.8 | 3,008.4 | 2,848.1 | 2,692.2 |
| Bosnia and Herzegovina | 5,167.4 | 3,530.0 | 3,413.8 | 3,797.3 | 3,882.1 | 3,799.6 | 3,797.8 | 3,546.0 | 3,597.3 | 3,580.4 | 3,523.4 | 3,697.9 | 3,657.1 | 3,661.0 |
| Bulgaria | 16,367.6 | 10,576.8 | 8,905.0 | 7,812.1 | 8,067.3 | 7,782.7 | 7,520.9 | 7,503.7 | 7,412.6 | 7,120.7 | 7,085.4 | 6,983.3 | 6,857.3 | 6,980.5 |
| Croatia | 4,047.2 | 3,295.8 | 3,627.5 | 3,799.9 | 3,807.0 | 3,745.8 | 3,647.4 | 3,643.6 | 3,738.5 | 3,754.1 | 3,770.7 | 3,670.3 | 3,678.5 | 3,668.7 |
| Czech Republic | 23,657.1 | 14,977.3 | 14,041.6 | 13,817.5 | 13,771.1 | 13,619.4 | 12,822.3 | 12,755.6 | 12,762.4 | 12,474.7 | 12,492.5 | 12,408.7 | 12,423.2 | 12,381.6 |
| Hungary | 11,637.5 | 8,772.6 | 8,383.8 | 7,975.2 | 7,800.9 | 7,664.3 | 7,481.4 | 7,314.1 | 7,241.9 | 7,228.0 | 7,159.0 | 7,063.1 | 6,992.8 | 6,956.2 |
| North Macedonia | 2,588.3 | 2,225.4 | 2,241.9 | 2,285.6 | 2,334.5 | 2,302.7 | 2,310.3 | 2,343.1 | 2,386.7 | 2,412.3 | 2,448.0 | 2,442.7 | 2,354.5 | 2,369.8 |
| Republic of Moldova | 5,500.1 | 3,861.8 | 3,550.4 | 3,411.4 | 3,448.4 | 3,435.7 | 3,428.1 | 3,465.0 | 3,469.5 | 3,457.1 | 3,490.9 | 3,447.3 | 3,342.6 | 3,287.2 |
| Montenegro | 953.9 | 725.3 | 698.1 | 847.7 | 814.2 | 824.5 | 813.5 | 818.0 | 825.9 | 817.3 | 812.8 | 795.1 | 784.1 | 783.2 |
| Poland | 45,216.0 | 34,270.2 | 32,828.4 | 32,804.1 | 31,721.3 | 31,221.2 | 30,952.5 | 30,235.5 | 29,825.1 | 29,003.9 | 29,354.9 | 30,235.1 | 29,697.6 | 29,540.4 |
| Romania | 29,861.4 | 19,419.9 | 19,160.1 | 18,210.5 | 16,334.6 | 16,886.5 | 17,081.1 | 17,181.9 | 17,207.0 | 17,075.3 | 17,055.3 | 16,809.6 | 16,638.6 | 16,459.0 |
| Serbia | 15,135.0 | 12,582.0 | 11,088.1 | 10,847.6 | 10,935.8 | 11,052.5 | 11,112.0 | 11,385.4 | 11,517.6 | 11,449.1 | 11,475.2 | 11,440.9 | 11,537.7 | 11,734.8 |
| Slovakia | 7,574.6 | 5,209.0 | 4,809.8 | 4,532.4 | 4,653.7 | 4,151.3 | 4,321.4 | 4,079.6 | 4,190.5 | 4,265.6 | 4,255.2 | 4,254.8 | 4,411.8 | 4,410.3 |
| Slovenia | 2,428.0 | 2,146.9 | 2,155.1 | 1,918.4 | 1,896.7 | 1,847.9 | 1,808.6 | 1,732.7 | 1,768.1 | 1,801.2 | 1,785.1 | 1,729.7 | 1,717.4 | 1,697.1 |