Percentiles | ||||||||
---|---|---|---|---|---|---|---|---|
No. days missing data | Mean | SD | Range | 25th | 50th | 75th | IQR | |
All year (9496 days) | ||||||||
Temperature (°C) | 146 | 8.5 | 7.2 | −22.0 − 26.2 | 3.3 | 8.4 | 14.4 | 11.1 |
Relative humidity (%) | 637 | 77.4 | 12.5 | 15.0 − 99.9 | 69.8 | 79.4 | 87.1 | 17.3 |
PM10 (μg.m−3) | 2004 | 15.9 | 9.2 | 5 − 78.1 | 9.6 | 14.0 | 20.0 | 10.4 |
PMion (μg.m−3) | 899 | 6.6 | 5.6 | 0.4 − 63.6 | 3.0 | 5.0 | 8.4 | 5.4 |
PMrest (μg.m−3) | 2373 | 10.0 | 8.0 | 0.0 − 70.2 | 4.2 | 8.2 | 13.2 | 9.0 |
SO4 2− (μg.m−3) | 262 | 1.0 | 1.0 | 0.0 − 18.5 | 0.4 | 0.7 | 1.2 | 0.8 |
Total NO3 − (μg.m−3) | 746 | 0.6 | 0.7 | 0.0 − 12.6 | 0.2 | 0.4 | 0.8 | 0.6 |
Total NH4 + (μg.m−3) | 696 | 1.0 | 1.0 | 0.0 − 12.3 | 0.4 | 0.7 | 1.3 | 0.9 |
PM2.5 (μg.m−3) | 7718 | 7.7 | 4.5 | 0.6 − 40.9 | 4.7 | 6.7 | 9.3 | 4.6 |
Soot (μg.m−3) | 319 | 2.6 | 3.6 | 0.8 − 48.2 | 0.8 | 1.2 | 2.9 | 1.7 |
Warm period (4758 days) | ||||||||
Temperature (°C) | 47 | 13.8 | 4.6 | −1.1 − 26.2 | 10.9 | 14.3 | 16.9 | 6.1 |
Relative humidity (%) | 304 | 72.2 | 12.3 | 32.0 − 99.0 | 64.7 | 73.5 | 81.2 | 16.5 |
PM10 (μg.m−3) | 973 | 15.4 | 8.7 | 5 − 76.0 | 9.5 | 13.5 | 19.0 | 9.5 |
PMion (μg.m−3) | 433 | 6.5 | 5.1 | 0.5 − 63.6 | 3.2 | 5.0 | 8.3 | 5.1 |
PMrest (μg.m−3) | 1106 | 9.5 | 7.3 | 0.0 − 65.0 | 4.3 | 7.8 | 12.4 | 8.0 |
SO4 2− (μg.m−3) | 126 | 1.0 | 0.9 | 0.0 − 13.3 | 0.4 | 0.7 | 1.2 | 0.8 |
Total NO3 − (μg.m−3) | 347 | 0.6 | 0.7 | 0.0 − 9.9 | 0.2 | 0.4 | 0.7 | 0.5 |
Total NH4 + (μg.m−3) | 333 | 1.1 | 0.9 | 0.0 − 9.6 | 0.5 | 0.8 | 1.3 | 0.8 |
PM2.5 (μg.m−3) | 3845 | 7.2 | 4.2 | 0.9 − 35.6 | 4.5 | 6.3 | 8.6 | 4.1 |
Soot (μg.m−3) | 168 | 1.7 | 2.1 | 0.8 − 23.7 | 0.8 | 0.8 | 1.9 | 1.1 |
Cold period (4738 days) | ||||||||
Temperature (°C) | 99 | 3.1 | 5.0 | −22.0 − 16.3 | 0.2 | 3.5 | 6.4 | 6.2 |
Relative humidity (%) | 333 | 82.7 | 10.3 | 15.0 − 99.9 | 77.4 | 84.8 | 90.1 | 12.7 |
PM10 (μg.m−3) | 1031 | 16.6 | 9.7 | 5 − 78.1 | 9.7 | 14.6 | 20.8 | 11.1 |
PMion (μg.m−3) | 466 | 6.7 | 6.0 | 0.4 − 63.6 | 2.8 | 5.0 | 8.6 | 5.8 |
PMrest (μg.m−3) | 1267 | 10.6 | 8.6 | 0.0 − 70.2 | 4.0 | 8.6 | 14.1 | 10.1 |
SO4 2− (μg.m−3) | 136 | 1.1 | 1.1 | 0.0 − 18.5 | 0.4 | 0.7 | 1.3 | 0.9 |
Total NO3 − (μg.m−3) | 399 | 0.6 | 0.7 | 0.0 − 12.6 | 0.2 | 0.4 | 0.8 | 0.6 |
Total NH4 + (μg.m−3) | 363 | 1.0 | 1.1 | 0.0 − 12.3 | 0.3 | 0.6 | 1.3 | 1.0 |
PM2.5 (μg.m−3) | 3873 | 8.2 | 4.8 | 0.6 − 40.9 | 5.0 | 7.0 | 10.0 | 5.0 |
Soot (μg.m−3) | 151 | 3.5 | 4.5 | 0.8 − 48.2 | 0.8 | 2.0 | 4.2 | 2.2 |