| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 81 |
0.3%
|
| 0 | Never | 5601 |
23%
|
| 1 | Sometimes | 7192 |
29.6%
|
| 2 | Often | 3202 |
13.2%
|
| 3 | Always | 2580 |
10.6%
|
| 7 | Not applicable | 4502 |
18.5%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don't know | 1143 |
4.7%
|