| Value | Category | Cases | |
|---|---|---|---|
| 1 | January | 5 |
6.5%
|
| 2 | February | 5 |
6.5%
|
| 3 | March | 1 |
1.3%
|
| 4 | April | 5 |
6.5%
|
| 5 | May | 11 |
14.3%
|
| 6 | June | 2 |
2.6%
|
| 7 | July | 3 |
3.9%
|
| 8 | August | 4 |
5.2%
|
| 9 | September | 24 |
31.2%
|
| 10 | October | 4 |
5.2%
|
| 11 | November | 4 |
5.2%
|
| 12 | December | 9 |
11.7%
|
| Sysmiss | 313 |