Table 2.
Stratum | <7 | 7–13 | 13–16 | 16–18 | 18–22 | 22–24 | >24 |
Incidence | 2.9 | 18.2 | 18.6 | 53.5 | 51.6 | 62.8 | 122.6 |
Note: Incidence unit: 1/105; average temperature: °C.
Stratum | <7 | 7–13 | 13–16 | 16–18 | 18–22 | 22–24 | >24 |
Incidence | 2.9 | 18.2 | 18.6 | 53.5 | 51.6 | 62.8 | 122.6 |
Note: Incidence unit: 1/105; average temperature: °C.