| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 1705 |
59.1%
|
| 1 | Once | 108 |
3.7%
|
| 2 | Twice | 71 |
2.5%
|
| 3 | 3-5 times | 60 |
2.1%
|
| 4 | 6 times and more | 47 |
1.6%
|
| 5 | I do not know | 0 |
0%
|
| 6 | Not applicable | 895 |
31%
|