| Value | Category | Cases | |
|---|---|---|---|
| 1 | Always | 124 |
3.7%
|
| 2 | Often | 183 |
5.5%
|
| 3 | Sometimes | 576 |
17.4%
|
| 4 | Not at all | 2382 |
71.9%
|
| 8 | Do not know | 50 |
1.5%
|
| Sysmiss | 6 |