農業の亜酸化窒素排出は、肥料の使用（合成および動物の糞尿）、動物性廃棄物管理、農業廃棄物の燃焼（非エネルギー、オンサイト）、サバンナの燃焼により生成された排出です。
| 1990 | 2000 | 2005 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ベナン | 1,423.8 | 2,250.0 | 2,181.9 | 1,946.6 | 1,993.1 | 2,041.4 | 2,142.3 | 2,130.3 | 2,079.2 | 2,269.8 | 2,168.5 | 2,521.3 | 2,782.1 | 2,685.2 |
| ブルキナファソ | 4,263.9 | 6,044.5 | 7,621.7 | 8,227.0 | 8,209.7 | 8,261.8 | 8,541.4 | 8,603.4 | 8,678.5 | 9,162.5 | 9,184.1 | 9,279.8 | 9,275.1 | 9,597.9 |
| カーボベルデ | 49.5 | 72.3 | 60.9 | 59.3 | 57.5 | 58.7 | 60.0 | 60.1 | 61.4 | 62.0 | 50.3 | 50.2 | 50.8 | 54.0 |
| コートジボワール | 2,223.6 | 2,599.2 | 3,105.7 | 2,647.9 | 2,772.1 | 2,816.3 | 3,037.9 | 2,633.9 | 2,735.8 | 3,390.4 | 2,870.8 | 2,902.9 | 3,003.1 | 3,206.4 |
| ガーナ | 3,169.0 | 4,133.6 | 4,288.2 | 3,980.3 | 4,365.5 | 4,217.2 | 4,561.8 | 4,431.6 | 4,670.4 | 4,695.9 | 5,020.3 | 4,845.6 | 4,948.2 | 5,811.4 |
| ギニアビサウ | 486.8 | 514.1 | 588.5 | 678.7 | 678.2 | 743.2 | 693.1 | 716.3 | 745.1 | 707.2 | 720.4 | 754.2 | 746.8 | 749.1 |
| リベリア | 154.1 | 137.0 | 140.4 | 222.3 | 230.8 | 238.9 | 231.4 | 262.2 | 321.0 | 243.2 | 240.7 | 240.2 | 282.7 | 259.9 |
| マリ | 6,106.7 | 7,954.1 | 9,116.5 | 10,260.4 | 10,414.7 | 10,633.2 | 11,046.9 | 11,303.2 | 11,713.8 | 13,172.0 | 13,080.2 | 13,259.0 | 13,819.4 | 14,916.4 |
| ニジェール | 3,538.4 | 5,321.4 | 6,604.7 | 7,770.7 | 7,974.9 | 8,504.8 | 8,859.7 | 9,352.8 | 9,692.9 | 10,225.7 | 10,689.1 | 11,219.5 | 11,698.2 | 12,281.6 |
| ナイジェリア | 16,315.6 | 20,936.9 | 23,995.4 | 24,849.0 | 25,587.4 | 26,389.5 | 27,106.3 | 27,479.4 | 27,539.6 | 29,749.3 | 30,736.7 | 30,890.7 | 31,450.2 | 31,817.9 |
| セネガル | 3,447.3 | 4,721.6 | 4,296.9 | 4,621.4 | 4,723.1 | 4,392.3 | 4,643.1 | 4,556.5 | 4,317.0 | 4,994.1 | 5,182.6 | 4,968.7 | 5,254.5 | 5,574.6 |
| シエラレオネ | 639.0 | 404.7 | 747.7 | 825.2 | 932.1 | 1,150.4 | 1,114.1 | 1,182.7 | 1,217.5 | 1,159.6 | 1,139.6 | 1,094.9 | 1,040.9 | 1,055.5 |
| ガンビア | 269.9 | 307.1 | 332.4 | 375.8 | 345.5 | 307.5 | 323.2 | 335.7 | 337.9 | 336.8 | 340.6 | 348.8 | 341.5 | 359.2 |
| トーゴ | 976.6 | 1,052.0 | 1,401.9 | 1,213.2 | 1,491.7 | 1,304.0 | 1,463.5 | 1,353.2 | 1,574.4 | 1,522.8 | 1,518.7 | 1,599.9 | 1,537.4 | 1,716.5 |