| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 169 |
14.1%
|
| 1 | Sometimes | 432 |
36%
|
| 2 | Always | 412 |
34.3%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don’t know | 187 |
15.6%
|