| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 1198 |
82.3%
|
| 2 | Occasionally | 166 |
11.4%
|
| 3 | Often | 48 |
3.3%
|
| 4 | Quite often | 43 |
3%
|
| Sysmiss | 14 |