| Value | Category | Cases | |
|---|---|---|---|
| 1 | january | 4 |
5.3%
|
| 2 | february | 13 |
17.1%
|
| 3 | march | 7 |
9.2%
|
| 4 | april | 6 |
7.9%
|
| 5 | may | 5 |
6.6%
|
| 6 | june | 9 |
11.8%
|
| 7 | july | 8 |
10.5%
|
| 8 | august | 8 |
10.5%
|
| 9 | september | 8 |
10.5%
|
| 10 | october | 3 |
3.9%
|
| 11 | november | 4 |
5.3%
|
| 12 | december | 1 |
1.3%
|
| Sysmiss | 3063 |