| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 1777 |
77.8%
|
| 2 | Occasionally | 390 |
17.1%
|
| 3 | Often | 73 |
3.2%
|
| 4 | Quite often | 45 |
2%
|
| Sysmiss | 2 |