| Jan | Feb | March | April | May | June | July | Aug | Sept | Oct | Nov | Dec |
1 | 0.5 | 2.7 | | | | | | | | | | |
2 | 3.1 | 19.8 | | | | | | | | | | |
3 | 0.0 | 0.0 | | | | | | | | | | |
4 | 18.9 | 0.0 | | | | | | | | | | |
5 | 2.7 | 0.0 | | | | | | | | | | |
6 | 5.9 | 0.0 | | | | | | | | | | |
7 | 0.9 | 0.0 | | | | | | | | | | |
8 | 6.3 | 0.0 | | | | | | | | | | |
9 | 3.6 | 0.0 | | | | | | | | | | |
10 | 0.0 | 0.0 | | | | | | | | | | |
11 | 0.5 | 0.9 | | | | | | | | | | |
12 | 0.9 | | | | | | | | | | | |
13 | 0.0 | | | | | | | | | | | |
14 | 0.0 | | | | | | | | | | | |
15 | 0.0 | | | | | | | | | | | |
16 | 0.5 | | | | | | | | | | | |
17 | 0.0 | | | | | | | | | | | |
18 | 0.0 | | | | | | | | | | | |
19 | 0.0 | | | | | | | | | | | |
20 | 0.0 | | | | | | | | | | | |
21 | 1.3 | | | | | | | | | | | |
22 | 2.3 | | | | | | | | | | | |
23 | 1.8 | | | | | | | | | | | |
24 | 0.0 | | | | | | | | | | | |
25 | 0.0 | | | | | | | | | | | |
26 | 2.3 | | | | | | | | | | | |
27 | 0.0 | | | | | | | | | | | |
28 | 0.0 | | | | | | | | | | | |
29 | 0.0 | | | | | | | | | | | |
30 | 2.7 | | | | | | | | | | | |
31 | 1.8 | | | | | | | | | | | |
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