PM2.5 air pollution, mean annual exposure (micrograms per cubic meter)
| 1990 | 2000 | 2005 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 |
| ジブチ | 37.20 | 42.92 | 38.56 | 41.24 | 44.85 | 49.95 | 47.88 | 42.84 | 45.16 | 44.10 | 44.09 | 43.06 | 39.72 | 35.92 |
| エジプト | 57.43 | 59.99 | 61.85 | 76.47 | 62.05 | 61.72 | 70.15 | 66.12 | 67.65 | 61.46 | 58.94 | 65.46 | 67.75 | 54.86 |
| リビア | 32.82 | 35.97 | 42.51 | 50.11 | 36.57 | 33.04 | 41.83 | 36.29 | 36.09 | 38.17 | 33.69 | 41.42 | 36.48 | 32.97 |
| チュニジア | 22.25 | 27.47 | 24.66 | 27.15 | 23.80 | 22.69 | 22.14 | 25.16 | 23.63 | 24.81 | 22.57 | 25.52 | 23.77 | 24.18 |
| ブルンジ | 29.42 | 30.38 | 29.29 | 29.44 | 30.47 | 30.61 | 29.75 | 31.21 | 30.12 | 30.76 | 29.30 | 28.34 | 28.77 | 29.65 |
| コモロ | 10.55 | 12.11 | 11.95 | 11.37 | 12.34 | 11.64 | 12.27 | 11.40 | 11.91 | 12.20 | 10.86 | 11.63 | 10.41 | 11.93 |
| コンゴ民主共和国 | 24.58 | 25.87 | 26.80 | 26.03 | 26.60 | 26.71 | 26.12 | 26.91 | 28.46 | 26.76 | 26.84 | 26.72 | 26.34 | 26.65 |
| エリトリア | 42.71 | 43.59 | 40.12 | 40.69 | 40.86 | 42.91 | 43.47 | 35.78 | 41.15 | 39.61 | 41.40 | 41.56 | 36.27 | 32.35 |
| エチオピア | 26.02 | 27.33 | 27.78 | 30.72 | 31.43 | 32.64 | 32.20 | 29.71 | 31.44 | 30.93 | 30.41 | 30.26 | 28.69 | 27.31 |
| ケニア | 16.28 | 21.14 | 18.74 | 23.13 | 25.18 | 25.64 | 24.58 | 23.75 | 24.78 | 24.02 | 19.90 | 20.99 | 19.57 | 24.39 |
| マダガスカル | 10.71 | 11.92 | 12.63 | 14.52 | 16.02 | 14.70 | 15.50 | 15.00 | 16.08 | 16.14 | 12.55 | 12.72 | 12.79 | 12.75 |
| マラウイ | 21.72 | 23.02 | 22.82 | 24.35 | 26.39 | 26.50 | 25.35 | 26.00 | 25.01 | 24.96 | 21.29 | 21.20 | 22.34 | 23.70 |
| モーリシャス | 8.74 | 9.31 | 11.25 | 9.40 | 9.33 | 9.10 | 9.58 | 9.45 | 9.13 | 8.99 | 9.00 | 9.65 | 9.28 | 9.15 |
| ルワンダ | 30.38 | 31.38 | 30.04 | 30.79 | 31.14 | 31.54 | 30.63 | 31.87 | 31.26 | 31.69 | 30.36 | 30.18 | 30.01 | 31.29 |
| セイシェル | 8.73 | 10.46 | 10.06 | 9.00 | 10.48 | 9.82 | 9.66 | 9.07 | 9.00 | 9.91 | 9.85 | 9.36 | 9.43 | 8.50 |
| ソマリア | 22.51 | 28.51 | 22.56 | 23.89 | 27.74 | 29.22 | 27.55 | 25.44 | 24.73 | 25.30 | 26.64 | 27.09 | 22.84 | 24.53 |
| スーダン | 53.72 | 55.74 | 57.64 | 59.68 | 62.29 | 64.15 | 60.44 | 49.52 | 61.11 | 59.31 | 59.82 | 58.69 | 51.94 | 45.83 |
| エスワティニ | 24.03 | 23.52 | 20.96 | 21.80 | 20.66 | 21.14 | 20.97 | 20.78 | 21.05 | 18.92 | 20.26 | 20.42 | 21.17 | 18.78 |
| ウガンダ | 28.62 | 33.22 | 30.79 | 32.52 | 35.03 | 35.89 | 34.82 | 34.11 | 36.42 | 35.19 | 32.24 | 33.13 | 31.49 | 33.81 |
| ザンビア | 23.39 | 24.39 | 24.51 | 25.42 | 26.57 | 26.87 | 25.65 | 26.07 | 25.68 | 26.17 | 23.76 | 23.34 | 23.20 | 24.31 |
| ジンバブエ | 20.81 | 20.27 | 20.42 | 21.49 | 23.62 | 23.54 | 22.60 | 23.43 | 23.10 | 22.57 | 18.00 | 19.11 | 18.53 | 19.49 |