| Value | Category | Cases | |
|---|---|---|---|
| 1 | Almost every day. | 3672 |
24.6%
|
| 2 | Sometimes. | 5258 |
35.2%
|
| 3 | Never | 4277 |
28.7%
|
| 4 | 1710 |
11.5%
|
|
| Sysmiss | 1921 |