| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 2 |
0.1%
|
| 0 | Never | 750 |
31.3%
|
| 1 | Sometimes | 968 |
40.3%
|
| 2 | Often | 328 |
13.7%
|
| 3 | Always | 268 |
11.2%
|
| 7 | Not applicable | 3 |
0.1%
|
| 9 | Don't know | 81 |
3.4%
|
| 998 | Refused | 0 |
0%
|