| Value | Category | Cases | |
|---|---|---|---|
| 1 | No, never | 2302 |
63.6%
|
| 2 | Yes, once | 337 |
9.3%
|
| 3 | Yes, several times | 22 |
0.6%
|
| 4 | Yes, always | 670 |
18.5%
|
| 6 | Don't know | 0 |
0%
|
| 8 | Refused | 0 |
0%
|
| 9 | Missing | 288 |
8%
|