| Value | Category | Cases | |
|---|---|---|---|
| 1 | Often | 56 |
5.4%
|
| 2 | Sometimes | 139 |
13.3%
|
| 3 | Rarely | 219 |
20.9%
|
| 4 | Never | 611 |
58.4%
|
| Sysmiss | 21 |
2%
|