| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 2 |
0.2%
|
| 0 | Never | 127 |
10.6%
|
| 1 | Sometimes | 248 |
20.7%
|
| 2 | Often | 166 |
13.8%
|
| 3 | Always | 615 |
51.3%
|
| 9 | Don't know | 42 |
3.5%
|
| 98 | Refused | 0 |
0%
|