| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 1407 |
58.6%
|
| 1 | Only once | 341 |
14.2%
|
| 2 | A few times | 354 |
14.8%
|
| 3 | Often | 227 |
9.5%
|
| 9 | Don’t know | 71 |
3%
|
| 98 | Refused | 0 |
0%
|