| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 36 |
3%
|
| 1 | Sometimes | 117 |
9.8%
|
| 2 | Often | 211 |
17.6%
|
| 3 | Always | 744 |
62%
|
| 9 | Don't know | 92 |
7.7%
|
| 98 | Refused | 0 |
0%
|