| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 1581 |
54.8%
|
| 1 | Once | 108 |
3.7%
|
| 2 | Twice | 105 |
3.6%
|
| 3 | 3-5 times | 90 |
3.1%
|
| 4 | 6 times and more | 112 |
3.9%
|
| 5 | I do not know | 0 |
0%
|
| 6 | Not applicable | 890 |
30.8%
|