| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 294 |
24.5%
|
| 1 | Sometimes | 505 |
42.1%
|
| 2 | Always | 373 |
31.1%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don’t know | 27 |
2.3%
|