| Value | Category | Cases | |
|---|---|---|---|
| 1 | No | 3132 |
6.9%
|
| 2 | Scarcely | 9797 |
21.4%
|
| 3 | Often | 24351 |
53.3%
|
| 4 | Always | 8396 |
18.4%
|
| Sysmiss | 24960 |