| Value | Category | Cases | |
|---|---|---|---|
| 1 | January | 2 |
2.6%
|
| 2 | February | 5 |
6.4%
|
| 3 | March | 8 |
10.3%
|
| 4 | April | 1 |
1.3%
|
| 5 | May | 4 |
5.1%
|
| 6 | June | 5 |
6.4%
|
| 7 | July | 8 |
10.3%
|
| 8 | August | 13 |
16.7%
|
| 9 | September | 5 |
6.4%
|
| 10 | October | 11 |
14.1%
|
| 11 | November | 10 |
12.8%
|
| 12 | December | 6 |
7.7%
|
| Sysmiss | 8 |