| Value | Category | Cases | |
|---|---|---|---|
| 1 | No | 3316 |
7.3%
|
| 2 | Scarcely | 9251 |
20.3%
|
| 3 | Often | 23897 |
52.3%
|
| 4 | Always | 9210 |
20.2%
|
| Sysmiss | 24962 |