| Value | Category | Cases | |
|---|---|---|---|
| 1 | January | 1490 |
17.8%
|
| 2 | February | 834 |
10%
|
| 3 | March | 722 |
8.6%
|
| 4 | April | 710 |
8.5%
|
| 5 | May | 542 |
6.5%
|
| 6 | June | 471 |
5.6%
|
| 7 | July | 454 |
5.4%
|
| 8 | August | 456 |
5.5%
|
| 9 | September | 360 |
4.3%
|
| 10 | October | 389 |
4.7%
|
| 11 | November | 333 |
4%
|
| 12 | December | 336 |
4%
|
| 98 | Unknown | 1258 |
15.1%
|
| Sysmiss | 7471 |