| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 581 |
35.3%
|
| 2 | Occasionally | 427 |
25.9%
|
| 3 | Often | 340 |
20.6%
|
| 4 | Quite often | 299 |
18.2%
|
| Sysmiss | 25 |