| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 33 |
2.7%
|
| 1 | Sometimes | 448 |
36.4%
|
| 2 | Often | 749 |
60.9%
|
| Sysmiss | DK | 0 | |
| Sysmiss | RF | 0 | |
| Sysmiss | 110 |