| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 1725 |
87.5%
|
| 2 | Occasionally | 146 |
7.4%
|
| 3 | Often | 55 |
2.8%
|
| 4 | Quite often | 46 |
2.3%
|
| Sysmiss | 12 |