| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 439 |
37.6%
|
| 2 | Occasionally | 285 |
24.4%
|
| 3 | Often | 220 |
18.8%
|
| 4 | Quite often | 224 |
19.2%
|
| Sysmiss | 8 |