| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 51 |
4.1%
|
| 1 | Sometimes | 432 |
35.1%
|
| 2 | Often | 747 |
60.7%
|
| Sysmiss | DK | 0 | |
| Sysmiss | RF | 0 | |
| Sysmiss | 110 |