| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 4 |
0.3%
|
| 0 | Never | 156 |
13%
|
| 1 | Sometimes | 224 |
18.7%
|
| 2 | Often | 122 |
10.2%
|
| 3 | Always | 500 |
41.8%
|
| 9 | Don't know | 190 |
15.9%
|
| 98 | Refused | 0 |
0%
|