| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 1477 |
51.2%
|
| 1 | Once | 118 |
4.1%
|
| 2 | Twice | 113 |
3.9%
|
| 3 | 3-5 times | 87 |
3%
|
| 4 | 6 times and more | 125 |
4.3%
|
| 5 | I do not know | 5 |
0.2%
|
| 6 | Not applicable | 961 |
33.3%
|