| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 4 |
0.3%
|
| 0 | Never | 158 |
13.4%
|
| 1 | Sometimes | 219 |
18.5%
|
| 2 | Often | 278 |
23.5%
|
| 3 | Always | 390 |
33%
|
| 9 | Don't know | 133 |
11.3%
|
| 98 | Refused | 0 |
0%
|