N* (days) | Mean (SD) | Median (IQR) | Percentile | ||
25th | 75th | ||||
Air pollutant (unit) | |||||
NOx (ppb) | 2645 | 14.46 (8.08) | 12.48 (8.62) | 9.07 | 17.69 |
NO2 (ppb) | 2645 | 11.34 (4.96) | 10.48 (6.53) | 7.68 | 14.21 |
PM10 (μg/m3) | 2569 | 26.18 (12.84) | 23.7 (13.4) | 17.9 | 31.3 |
PM2.5†(μg/m3) | 1773 | 10.32 (5.39) | 8.98 (4.8) | 7.01 | 11.81 |
UFPs (particles/cm3) | 1653 | 6398.24 (3203.85) | 5839.13 (3812.86) | 4138.22 | 7951.08 |
Meteorological factors (units) | |||||
Dew point (C) | 2679 | 5.16 (6.03) | 5.2 (9.43) | 0.81 | 10.24 |
Wind speed (m/s) | 2619 | 4.13 (1.49) | 3.89 (1.99) | 2.99 | 4.98 |
Global radiation (W/m2) | 2679 | 116.8 (97.51) | 95.72 (162.8) | 26.77 | 189.57 |