Table 3 The seasonal peaks of incidence rate in each climate zones with appearance rank order in Chinese Mainland, 2014–2019
Winter-spring peaks | Summer peaks | ||
|---|---|---|---|
First peak weeks (rank) | Second peak weeks (rank) | ||
Am | 5 (4) | 11 (3) | – |
Aw | 4 (3) | 7 (1) | – |
BSk | 4 (3) | 13 (5) | – |
BWk | 50 (1) | 12 (4) | – |
Cfa | 4 (3) | 10 (2) | 26 |
Cwa | 4 (3) | 13 (5) | 29 |
Cwb | 4 (3) | 13 (5) | – |
Dwa | 4 (3) | 13 (5) | – |
Dwb | 4 (3) | 12 (4) | – |
Dwc | 52 (2) | 13 (5) | – |
ET | 4 (3) | 7 (1) | – |