PM2.5 air pollution, mean annual exposure (micrograms per cubic meter)

19902000200520102011201220132014201520162017201820192020
ベナン56.7560.6044.7644.8547.3951.5642.0942.0166.6659.4858.3954.0646.5651.05
ブルキナファソ57.1062.3861.6758.9555.5761.7648.6149.9271.8766.0960.3158.1050.7158.47
コー​​トジボワール50.6252.7947.8341.6049.5551.3640.0738.9361.9555.6550.6750.9044.3349.50
ギニアビサウ57.0855.3148.4849.4051.0555.8141.5443.5656.9252.7056.7854.1448.5050.21
マリ65.8465.0262.9767.7262.4569.8951.3456.4874.1566.1966.7763.6857.3956.78
ニジェール81.7286.4788.5887.9890.9788.5774.5971.65107.14104.9188.7986.0272.4785.12
セネガル66.6069.3556.3157.0159.1471.9850.7754.8970.7462.2569.0061.8060.3463.74
トーゴ60.0463.7045.8147.1348.2753.6443.0243.0667.3260.2958.2555.1047.6351.67