| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 1473 |
51%
|
| 1 | Once | 118 |
4.1%
|
| 2 | Twice | 114 |
4%
|
| 3 | 3-5 times | 118 |
4.1%
|
| 4 | 6 times and more | 98 |
3.4%
|
| 5 | I do not know | 1 |
0%
|
| 6 | Not applicable | 964 |
33.4%
|