| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 373 |
30.1%
|
| 1 | Sometimes | 529 |
42.7%
|
| 2 | Often | 326 |
26.3%
|
| Sysmiss | 11 |
0.9%
|
|
| d | DK | 1 |
0.1%
|