| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 1 |
0.1%
|
| 0 | Never | 80 |
6.7%
|
| 1 | Sometimes | 282 |
23.5%
|
| 2 | Often | 310 |
25.8%
|
| 3 | Always | 456 |
38%
|
| 9 | Don't know | 71 |
5.9%
|
| 98 | Refused | 0 |
0%
|