| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 1910 |
60.6%
|
| 1 | Once | 2 |
0.1%
|
| 2 | More than once | 1 |
0%
|
| 3 | Not applicable | 1236 |
39.2%
|
| 4 | No answer/ refused to | 0 |
0%
|
| Sysmiss | 1 |