| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 759 |
45.2%
|
| 2 | Occasionally | 447 |
26.6%
|
| 3 | Often | 250 |
14.9%
|
| 4 | Quite often | 225 |
13.4%
|
| Sysmiss | 23 |