5 | 12.7 | 0.4 | 1003.3 |
6 | 15.0 | 4.0 | 999.4 |
7 | 15.7 | 5.3 | 997.4 |
8 | 16.2 | 5.1 | 1002.9 |
9 | 13.7 | 3.2 | 1007.0 |
10 | 9.8 | −1.6 | 1011.9 |
11 | 6.2 | −6.8 | 1012.5 |
12 | 2.8 | −10.8 | 1015.5 |
年平均 | 9.2 | −2.7 | 1007.9 |