| Value | Category | Cases | |
|---|---|---|---|
| 1 | Always | 133 |
4.4%
|
| 2 | Often | 266 |
8.8%
|
| 3 | Sometimes | 826 |
27.3%
|
| 4 | Not at all | 1749 |
57.7%
|
| 8 | Do not know | 55 |
1.8%
|
| Sysmiss | 28 |