| Value | Category | Cases | |
|---|---|---|---|
| 1 | January | 18 |
13.6%
|
| 2 | February | 3 |
2.3%
|
| 3 | March | 1 |
0.8%
|
| 4 | April | 11 |
8.3%
|
| 5 | May | 6 |
4.5%
|
| 6 | June | 10 |
7.6%
|
| 7 | July | 8 |
6.1%
|
| 8 | August | 8 |
6.1%
|
| 9 | September | 3 |
2.3%
|
| 10 | October | 5 |
3.8%
|
| 11 | November | 7 |
5.3%
|
| 12 | December | 52 |
39.4%
|
| Sysmiss | 258 |