| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 20 |
0.8%
|
| 0 | Never | 300 |
12.5%
|
| 1 | Sometimes | 610 |
25.4%
|
| 2 | Often | 449 |
18.7%
|
| 3 | Always | 734 |
30.6%
|
| 9 | Don't know | 287 |
12%
|
| 98 | Refused | 0 |
0%
|