| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 739 |
61.6%
|
| 1 | Sometimes | 267 |
22.3%
|
| 2 | Always | 178 |
14.8%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don’t know | 16 |
1.3%
|