| Region 1 | Region 2 | |||||
---|---|---|---|---|---|---|---|
Hebei | Tianjin | Beijing | Shanghai | Zhejiang | Jiangsu | Anhui | |
Cities (hospitals)a | 10 (24) | 1 (10) | 1 (11) | 1 (19) | 12 (16) | 13 (29) | 17 (25) |
Population size (million)b | 74.25 | 15.47 | 21.71 | 24.15 | 55.39 | 79.76 | 55.39 |
Latitude (°N) | 38.1 | 39.2 | 39.9 | 31.3 | 30 | 32.9 | 31.8 |
Longitude (°E) | 115.8 | 117.2 | 116.4 | 121.5 | 120.4 | 118.6 | 117.5 |
Mean winter temperature (°C) | 1.2 | 3.5 | 1.8 | 10.5 | 11.3 | 8.2 | 8.6 |
Mean winter relative humidity (%) | 54.6 | 54.4 | 49.9 | 69.5 | 74.1 | 71.8 | 70.4 |
Urbanization ratec | 49.3% | 82.3% | 86.5% | 87.6% | 67.0% | 67.7% | 50.5% |