| Value | Category | Cases | |
|---|---|---|---|
| 1 | Always | 242 |
8.8%
|
| 2 | Never | 921 |
33.4%
|
| 3 | Often | 251 |
9.1%
|
| 4 | Sometimes | 1346 |
48.8%
|
| Sysmiss | 1491 |