| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 1843 |
63.9%
|
| 1 | Once | 277 |
9.6%
|
| 2 | Twice | 206 |
7.1%
|
| 3 | 3-5 times | 204 |
7.1%
|
| 4 | 6 times and more | 250 |
8.7%
|
| 5 | I do not know | 4 |
0.1%
|
| 6 | Not applicable | 102 |
3.5%
|