| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
1 | 14.0 | 27.8 | 10.4 | 0.2 | 6.4 | 0.0 | 0.0 | 0.0 | 6.8 | 12.4 | 25.0 | 0.0 |
2 | 0.2 | 3.8 | 9.6 | 0.0 | 8.6 | 0.0 | 0.0 | 0.0 | 19.2 | 0.0 | 11.4 | 6.4 |
3 | 0.6 | 7.2 | 18.8 | 2.8 | 0.0 | 0.0 | 0.0 | 0.0 | 3.0 | 0.0 | 0.0 | 4.0 |
4 | 0.0 | 0.0 | 7.0 | 32.4 | 0.0 | 1.4 | 1.4 | 0.0 | 0.0 | 0.0 | 0.6 | 0.2 |
5 | 0.4 | 0.8 | 0.8 | 1.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.2 | 0.2 |
6 | 0.6 | 1.2 | 9.6 | 0.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 19.8 | 3.8 |
7 | 0.0 | 0.0 | 4.8 | 0.0 | 0.0 | 0.6 | 0.0 | 0.0 | 12.2 | 0.0 | 12.6 | 5.4 |
8 | 7.8 | 4.2 | 0.2 | 0.0 | 0.0 | 0.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.6 | 2.8 |
9 | 0.0 | 2.2 | 0.0 | 6.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
10 | 8.4 | 0.0 | 1.4 | 17.6 | 3.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.2 | 7.6 | 0.2 |
11 | 0.4 | 0.0 | 42.0 | 6.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 1.2 | 3.0 | 0.0 |
12 | 0.0 | 13.8 | 11.4 | 5.8 | 0.0 | 9.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
13 | 0.0 | 0.0 | 1.0 | 0.6 | 5.0 | 2.8 | 0.0 | 3.6 | 0.0 | 0.0 | 0.2 | 0.8 |
14 | 0.0 | 1.0 | 0.2 | 0.4 | 5.8 | 1.0 | 0.0 | 14.8 | 0.0 | 1.0 | 0.0 | 0.0 |
15 | 2.8 | 0.0 | 34.8 | 0.2 | 0.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
16 | 5.8 | 0.4 | 0.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 5.8 |
17 | 0.0 | 14.4 | 11.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 1.0 | 0.0 | 0.0 | 3.4 |
18 | 1.0 | 2.8 | 9.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.2 |
19 | 0.0 | 0.0 | 1.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 10.6 |
20 | 1.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 3.2 |
21 | 0.0 | 0.0 | 0.0 | 0.0 | 3.8 | 0.0 | 6.8 | 0.0 | 0.0 | 0.0 | 6.8 | 4.2 |
22 | 0.0 | 0.0 | 0.0 | 0.0 | 6.4 | 1.4 | 2.0 | 0.4 | 0.0 | 0.0 | 2.6 | 4.2 |
23 | 0.0 | 0.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.4 | 0.0 | 0.0 | 0.0 | 21.0 | 0.0 |
24 | 0.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.6 | 0.0 | 20.2 | 0.2 |
25 | 0.0 | 2.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 3.2 | 0.4 | 0.0 | 1.0 | 0.0 |
26 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 5.0 | 3.4 | 0.0 |
27 | 1.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 2.0 | 0.0 | 0.0 |
28 | 0.0 | 0.0 | 0.6 | 0.0 | 0.0 | 0.2 | 0.0 | 0.0 | 0.0 | 37.0 | 0.0 | 0.2 |
29 | 0.2 | | 8.8 | 0.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 30.8 | 0.2 | 0.0 |
30 | 0.0 | | 0.4 | 1.0 | 0.8 | 0.0 | 0.0 | 0.4 | 0.0 | 4.4 | 0.0 | 0.0 |
31 | 1.4 | | 12.0 | | 0.0 | | 0.0 | 0.8 | | 0.8 | | 0.0 |