| Value | Category | Cases | |
|---|---|---|---|
| 1 | January | 3 |
2.1%
|
| 2 | February | 1 |
0.7%
|
| 3 | March | 0 |
0%
|
| 4 | April | 14 |
9.8%
|
| 5 | May | 21 |
14.7%
|
| 6 | June | 41 |
28.7%
|
| 7 | July | 34 |
23.8%
|
| 8 | August | 13 |
9.1%
|
| 9 | September | 9 |
6.3%
|
| 10 | October | 0 |
0%
|
| 11 | November | 0 |
0%
|
| 12 | December | 0 |
0%
|
| 111 | All year | 2 |
1.4%
|
| 888 | Don't know | 5 |
3.5%
|
| Sysmiss | 3760 |