| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 596 |
24.8%
|
| 1 | Only sometimes | 748 |
31.1%
|
| 2 | Often | 572 |
23.8%
|
| 3 | Always | 397 |
16.5%
|
| 9 | Don't know | 94 |
3.9%
|
| 998 | Refused | 0 |
0%
|