| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 4339 |
85%
|
| 1 | Once | 101 |
2%
|
| 2 | Twice | 77 |
1.5%
|
| 3 | 3-5 times | 70 |
1.4%
|
| 4 | 6 times and more | 143 |
2.8%
|
| 5 | I do not know | 1 |
0%
|
| 6 | Not applicable | 13 |
0.3%
|
| Sysmiss | 361 |