| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 1458 |
74.5%
|
| 2 | Occasionally | 311 |
15.9%
|
| 3 | Often | 96 |
4.9%
|
| 4 | Quite often | 91 |
4.7%
|
| Sysmiss | 12 |