| Value | Category | Cases | |
|---|---|---|---|
| 1 | January | 18 |
6%
|
| 2 | February | 17 |
5.7%
|
| 3 | March | 20 |
6.7%
|
| 4 | April | 8 |
2.7%
|
| 5 | May | 22 |
7.4%
|
| 6 | June | 34 |
11.4%
|
| 7 | July | 47 |
15.7%
|
| 8 | August | 43 |
14.4%
|
| 9 | September | 34 |
11.4%
|
| 10 | October | 15 |
5%
|
| 11 | November | 6 |
2%
|
| 12 | December | 35 |
11.7%
|
| Sysmiss | 626 |