| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 3 |
0.3%
|
| 0 | Never | 341 |
29.4%
|
| 1 | Only once | 59 |
5.1%
|
| 2 | A few times | 331 |
28.5%
|
| 3 | Often | 426 |
36.7%
|
| 9 | Don't know | 1 |
0.1%
|
| 998 | Refused | 0 |
0%
|