| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 1 |
0.1%
|
| 0 | Never | 578 |
48.2%
|
| 1 | Sometimes | 176 |
14.7%
|
| 2 | Often | 113 |
9.4%
|
| 3 | Always | 69 |
5.8%
|
| 9 | Don't know | 263 |
21.9%
|
| 98 | Refused | 0 |
0%
|