| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 1304 |
66.4%
|
| 2 | Occasionally | 504 |
25.7%
|
| 3 | Often | 97 |
4.9%
|
| 4 | Quite often | 58 |
3%
|
| Sysmiss | 6 |