| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 6 |
0.5%
|
| 0 | Never | 91 |
7.6%
|
| 1 | Sometimes | 248 |
20.7%
|
| 2 | Often | 271 |
22.6%
|
| 3 | Always | 377 |
31.4%
|
| 9 | Don't know | 207 |
17.3%
|
| 98 | Refused | 0 |
0%
|