| Value | Category | Cases | |
|---|---|---|---|
| 1 | January | 4 |
0.4%
|
| 2 | February | 17 |
1.6%
|
| 3 | March | 57 |
5.5%
|
| 4 | April | 174 |
16.8%
|
| 5 | May | 361 |
34.9%
|
| 6 | June | 272 |
26.3%
|
| 7 | July | 104 |
10.1%
|
| 8 | August | 21 |
2%
|
| 9 | September | 9 |
0.9%
|
| 10 | October | 5 |
0.5%
|
| 11 | November | 8 |
0.8%
|
| 12 | December | 1 |
0.1%
|
| Sysmiss | 3661 |