| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 292 |
24.3%
|
| 1 | Only sometimes | 483 |
40.3%
|
| 2 | Often | 234 |
19.5%
|
| 3 | Always | 142 |
11.8%
|
| 9 | Don't know | 49 |
4.1%
|
| 998 | Refused | 0 |
0%
|