| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 1583 |
76.7%
|
| 2 | Occasionally | 370 |
17.9%
|
| 3 | Often | 81 |
3.9%
|
| 4 | Quite often | 30 |
1.5%
|
| Sysmiss | 2 |