| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 2990 |
94.9%
|
| 1 | Once | 71 |
2.3%
|
| 2 | More than once | 87 |
2.8%
|
| 3 | Not applicable | 0 |
0%
|
| 4 | No answer/ refused to | 1 |
0%
|
| Sysmiss | 1 |