| Value | Category | Cases | |
|---|---|---|---|
| 1 | No | 2209 |
4.8%
|
| 2 | Scarcely | 8626 |
18.9%
|
| 3 | Often | 25942 |
56.8%
|
| 4 | Always | 8900 |
19.5%
|
| Sysmiss | 24959 |