| Value | Category | Cases | |
|---|---|---|---|
| 1 | Always/often | 489 |
4%
|
| 2 | Sometimes | 2307 |
19.1%
|
| 3 | Seldom/rarely | 1843 |
15.3%
|
| 4 | Never | 7443 |
61.6%
|
| Sysmiss | 35117 |