| Value | Category | Cases | |
|---|---|---|---|
| 1 | Always | 16 |
7.7%
|
| 2 | Often | 13 |
6.3%
|
| 3 | Few times | 167 |
80.3%
|
| 4 | Never | 12 |
5.8%
|
| Sysmiss | 40 |