| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 3625 |
85.1%
|
| 1 | Rarely | 422 |
9.9%
|
| 2 | Sometimes | 164 |
3.9%
|
| 3 | Often | 48 |
1.1%
|
| Sysmiss | 602 |