| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 648 |
54%
|
| 1 | Sometimes | 228 |
19%
|
| 2 | Often | 161 |
13.4%
|
| 3 | Always | 77 |
6.4%
|
| 9 | Don't know | 86 |
7.2%
|
| 98 | Refused | 0 |
0%
|