Table 3.
Distribution of marathon running in different climatic area and air quality levels.
| Climate | Number | Climate | Number |
| Subtropical monsoon climate | 205 | Temperate monsoon climate | 109 |
| Temperate continental climate | 19 | Tropical monsoon climate | 8 |
| Plateau alpine climate | 1 | ||
| Marathon Running Distribution by Regional Air Quality | |||
| Tier ( Air quality index ) | Province ( Amount) | Total Number (%) | |
| 1st (0–29) | Hainan (7), Guizhou (5), Yunnan (15), Tibet (1), Fujian (9), Heilongjiang (6) | 43 (12.5%) | |
| 2nd (30–39) | Guangdong (22), Shanghai (8), Guangxi (10), Hunan (5), Jiangxi (11), Zhejiang (23), Sichuan (18), Qinghai (0), Gansu (8), Inner Mongolia (7), Jilin (5) | 117 (34.2%) | |
| 3rd (40–49) | Chongqing (9), Hubei (21), Anhui (20), Jiangsu (40), Ningxia (1), Shaanxi (11), Liaoning (5), Beijing (12) | 119 (34.8%) | |
| 4th (50–56) | Hebei (11), Henan (15), Shanxi (7), Shandong (27), Tianjin (2), Xinjiang (1) | 63 (18.5%) | |