| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 2992 |
95%
|
| 1 | Once | 60 |
1.9%
|
| 2 | Twice | 33 |
1%
|
| 3 | 3-5 times | 22 |
0.7%
|
| 4 | More than 6 times | 24 |
0.8%
|
| 5 | I do not know | 0 |
0%
|
| 6 | Not applicable | 19 |
0.6%
|