| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 1187 |
70.7%
|
| 2 | Occasionally | 359 |
21.4%
|
| 3 | Often | 77 |
4.6%
|
| 4 | Quite often | 57 |
3.4%
|
| Sysmiss | 3 |