| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 150 |
13.2%
|
| 1 | Sometimes | 587 |
51.8%
|
| 2 | Often | 397 |
35%
|
| Sysmiss | DK | 0 | |
| Sysmiss | RF | 0 | |
| Sysmiss | 52 |