| Value | Category | Cases | |
|---|---|---|---|
| 1 | April | 62 |
11.2%
|
| 2 | August | 17 |
3.1%
|
| 3 | December | 5 |
0.9%
|
| 4 | February | 85 |
15.4%
|
| 5 | July | 15 |
2.7%
|
| 6 | June | 23 |
4.2%
|
| 7 | March | 306 |
55.3%
|
| 8 | May | 21 |
3.8%
|
| 9 | November | 5 |
0.9%
|
| 10 | October | 11 |
2%
|
| 11 | September | 3 |
0.5%
|