| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 379 |
12%
|
| 1 | Once | 0 |
0%
|
| 2 | More than once | 0 |
0%
|
| 3 | Not applicable | 2766 |
87.8%
|
| 4 | No answer/ refused to | 4 |
0.1%
|
| Sysmiss | 1 |