| Value | Category | Cases | |
|---|---|---|---|
| 1 | Almost every day. | 799 |
19.6%
|
| 2 | Sometimes. | 1410 |
34.6%
|
| 3 | Never | 1249 |
30.7%
|
| 4 | Don't know | 613 |
15.1%
|
| Sysmiss | 37 |