| Value | Category | Cases | |
|---|---|---|---|
| 1 | Always | 131 |
4.7%
|
| 2 | Often | 175 |
6.3%
|
| 3 | Sometimes | 600 |
21.6%
|
| 4 | Not at all | 1798 |
64.8%
|
| 5 | Do not know | 70 |
2.5%
|
| Sysmiss | 10 |