| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 1819 |
63%
|
| 1 | Once | 77 |
2.7%
|
| 2 | Twice | 31 |
1.1%
|
| 3 | 3-5 times | 43 |
1.5%
|
| 4 | 6 times and more | 22 |
0.8%
|
| 5 | I do not know | 2 |
0.1%
|
| 6 | Not applicable | 892 |
30.9%
|