| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 1685 |
69.4%
|
| 1 | Only once | 275 |
11.3%
|
| 2 | A few times | 335 |
13.8%
|
| 3 | Often | 102 |
4.2%
|
| 9 | Don't know | 31 |
1.3%
|