| Value | Category | Cases | |
|---|---|---|---|
| 1 | No | 2459 |
5.4%
|
| 2 | Scarcely | 9644 |
21.1%
|
| 3 | Often | 24873 |
54.5%
|
| 4 | Always | 8701 |
19%
|
| Sysmiss | 24959 |