| Value | Category | Cases | |
|---|---|---|---|
| 1 | January | 3 |
5.6%
|
| 2 | February | 2 |
3.7%
|
| 3 | March | 19 |
35.2%
|
| 4 | April | 13 |
24.1%
|
| 5 | May | 7 |
13%
|
| 6 | June | 9 |
16.7%
|
| 7 | July | 1 |
1.9%
|
| 8 | August | 0 |
0%
|
| 9 | September | 0 |
0%
|
| 10 | October | 0 |
0%
|
| 11 | November | 0 |
0%
|
| 12 | December | 0 |
0%
|
| Sysmiss | 32 |