| Value | Category | Cases | |
|---|---|---|---|
| 1 | January | 4 |
6%
|
| 2 | February | 2 |
3%
|
| 3 | March | 4 |
6%
|
| 4 | April | 6 |
9%
|
| 5 | May | 7 |
10.4%
|
| 6 | June | 6 |
9%
|
| 7 | July | 8 |
11.9%
|
| 8 | August | 7 |
10.4%
|
| 9 | September | 5 |
7.5%
|
| 10 | October | 4 |
6%
|
| 11 | November | 7 |
10.4%
|
| 12 | December | 7 |
10.4%
|
| Sysmiss | 858 |