| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 1703 |
51.9%
|
| 1 | Sometimes | 1205 |
36.7%
|
| 2 | Often | 313 |
9.5%
|
| 3 | 58 |
1.8%
|
|
| Sysmiss | 11598 |