| Value | Category | Cases | |
|---|---|---|---|
| 1 | January | 74 |
6.7%
|
| 2 | February | 87 |
7.9%
|
| 3 | March | 69 |
6.3%
|
| 4 | April | 68 |
6.2%
|
| 5 | May | 69 |
6.3%
|
| 6 | June | 81 |
7.4%
|
| 7 | July | 61 |
5.5%
|
| 8 | August | 78 |
7.1%
|
| 9 | September | 57 |
5.2%
|
| 10 | October | 66 |
6%
|
| 11 | November | 78 |
7.1%
|
| 12 | December | 67 |
6.1%
|
| 13 | Unknown | 245 |
22.3%
|
| Sysmiss | 1772 |