| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 824 |
70.3%
|
| 2 | Occasionally | 291 |
24.8%
|
| 3 | Often | 36 |
3.1%
|
| 4 | Quite often | 21 |
1.8%
|
| Sysmiss | 4 |