| 2020 | | | | | | | | 2020 | 20 | 7 | | | 2019 | PM2.5 100 / | | | | 2020 | 23 20 | 24 | | | PM2.5 508 / | | 20 | 7 | | PM2. | 5 214 / 116 / | 98 / 45. | 7% | 17 | 4 PM2.5 | 100 / | | 2019 | 2019 | PM2.5 73 / | 189 / | 116 / 58.9% | 17 | PM2.5 | 12 100 / | 2 4 AQI | PM2.5 | 408 / SO2 | 61 / | | | 2019 | 67 PM2.5 100 / | 22 | 2020 | | 18 | 10 2020 | | 2019 | 115 PM2.5 | 17 47 / | 10 286 / 250 | / 2020 50 | / 10 115 | PM2.5 136 / | 2018 233 / 2019 286 | / 97 150 / | | | | | 1 PM2.5 | | | | 115 | 19 PM2.5 | 2 100 / | 108 / 102 / | | | 2019 PM2.5 100 | / 67 2020 | | 3 150 / | 100 / | 4 100 / | | 2019 AQI 22 | 2020 | | | | | | 2020 2019 | PM2.5 | | | | | | | | 115 | 2019 | 2019 25 / | 10 / 60% | 2019 AQI 22 | | 2019 | 2 5 9 SO2 | 153 / 2020 1 | 24 19 8 / | 147 / | SO2 | 2019 133 / | 2020 | 14 / 119 / | | 2019 8 SO2 | 261 / 2020 | 8 / 253 / | 2019 | 9 SO2 241 / | 2020 10 | / 231 / | 2019 9 SO2 | 232 / 2020 | 6 / | 226 / | 2020 | 7 6 5 4 1 | 23 | | | | | | 12 | 125% 100% 233% 75% 225% | 5 | 18 20 24 14 13 / | PM2.5 122 81 94 | 137 90 / | 78 / 71 / | 78 / | | | 6 | | | 6 | 7 8 10 | PM2.5 | 8 \ 22 \ | | | | 7 | PM2.5 | 7 | | 19 6 | | PM2. | 5 | | | | 7 | 10 | | 24 | 19 / | | 9 / | | 115 | | | | | | | | 6 | | 5 8 | 11 12 PM2. | 5 | | | | | | PM2.5 19 | PM2.5 | 1 10 / | | | | 20 103 / | 10 | | AQI | 24 | | | 18 19 | PM2.5 18 27 / 19 | 222 / 195 | / | 18 19 20 | 21 24 AQI | 10 PM2.5 | 571 / | AQI | | | | | 25 | | 26 27 | | | | | | | | | | |