| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 1331 |
70.6%
|
| 2 | Occasionally | 296 |
15.7%
|
| 3 | Often | 157 |
8.3%
|
| 4 | Quite often | 100 |
5.3%
|
| Sysmiss | 7 |