| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 661 |
34.5%
|
| 2 | Occasionally | 529 |
27.6%
|
| 3 | Often | 350 |
18.2%
|
| 4 | Quite often | 378 |
19.7%
|
| Sysmiss | 51 |