| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 1 |
0.1%
|
| 0 | Never | 117 |
9.8%
|
| 1 | Sometimes | 176 |
14.7%
|
| 2 | Often | 229 |
19.1%
|
| 3 | Always | 459 |
38.3%
|
| 9 | Don't know | 218 |
18.2%
|
| 98 | Refused | 0 |
0%
|