| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 315 |
93.8%
|
| 1 | Rarely | 2 |
0.6%
|
| 2 | Sometimes | 5 |
1.5%
|
| 3 | Often | 2 |
0.6%
|
| 4 | Always | 12 |
3.6%
|
| Sysmiss | 907 |