| Value | Category | Cases | |
|---|---|---|---|
| 1 | January | 0 |
0%
|
| 2 | February | 1 |
3.3%
|
| 3 | March | 2 |
6.7%
|
| 4 | April | 1 |
3.3%
|
| 5 | May | 1 |
3.3%
|
| 6 | June | 3 |
10%
|
| 7 | July | 4 |
13.3%
|
| 8 | August | 4 |
13.3%
|
| 9 | September | 8 |
26.7%
|
| 10 | October | 4 |
13.3%
|
| 11 | November | 1 |
3.3%
|
| 12 | December | 1 |
3.3%
|
| Sysmiss | 56 |