| Value | Category | Cases | |
|---|---|---|---|
| 1 | January | 17 |
1.8%
|
| 2 | February | 18 |
1.9%
|
| 3 | March | 9 |
0.9%
|
| 4 | April | 12 |
1.2%
|
| 5 | May | 9 |
0.9%
|
| 6 | June | 30 |
3.1%
|
| 7 | July | 4 |
0.4%
|
| 8 | August | 6 |
0.6%
|
| 9 | September | 12 |
1.2%
|
| 10 | October | 0 |
0%
|
| 11 | November | 6 |
0.6%
|
| 12 | December | 5 |
0.5%
|
| 88 | Not applicable | 839 |
86.8%
|
| 99 | Unspecified | 0 |
0%
|
| Sysmiss | 33 |