| Value | Category | Cases | |
|---|---|---|---|
| 1 | January | 8 |
5.4%
|
| 2 | February | 3 |
2%
|
| 3 | March | 18 |
12.2%
|
| 4 | April | 15 |
10.1%
|
| 5 | May | 10 |
6.8%
|
| 6 | June | 4 |
2.7%
|
| 7 | July | 5 |
3.4%
|
| 8 | August | 4 |
2.7%
|
| 9 | September | 4 |
2.7%
|
| 10 | October | 5 |
3.4%
|
| 11 | November | 13 |
8.8%
|
| 12 | December | 3 |
2%
|
| 33 | Missing | 0 |
0%
|
| 55 | Not applicable | 0 |
0%
|
| 88 | Refused | 1 |
0.7%
|
| 99 | Don't know | 55 |
37.2%
|
| Sysmiss | 14845 |