| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 1221 |
65.8%
|
| 2 | Occasionally | 387 |
20.8%
|
| 3 | Often | 142 |
7.6%
|
| 4 | Quite often | 107 |
5.8%
|
| Sysmiss | 10 |