| Value | Category | Cases | |
|---|---|---|---|
| 1 | Always | 143 |
5%
|
| 2 | Often | 192 |
6.7%
|
| 3 | Sometimes | 586 |
20.3%
|
| 4 | Not at all | 1854 |
64.4%
|
| 8 | Do not know | 105 |
3.6%
|
| Sysmiss | 4 |