| 2022 1 4 | 89.2% 5.5 12 | | 100.0% 99.2% 98.3% 95.0% | 94.8% 90.8% 87.5% 86.7% 85.8% | 83.3% 80.0% 69.2% | PM2.5 29 / | 12 PM2.5 | 8 / 22 / | 23 / 24 / 27 | / 28 / 32 / 35 | / 36 / 38 / | 40 / | 12 | | | |