| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 73 |
6.1%
|
| 1 | Sometimes | 175 |
14.7%
|
| 2 | Often | 91 |
7.6%
|
| 3 | Always | 627 |
52.6%
|
| 9 | Don't know | 225 |
18.9%
|
| 98 | Refused | 0 |
0%
|