| Value | Category | Cases | |
|---|---|---|---|
| 1 | Regularly | 1537 |
16.5%
|
| 2 | Often | 1299 |
14%
|
| 3 | Sometimes | 1856 |
20%
|
| 4 | Rarely | 1450 |
15.6%
|
| 5 | Never | 3158 |
34%
|
| Sysmiss | 560 |