| Value | Category | Cases | |
|---|---|---|---|
| 1 | Almost every day. | 774 |
17.3%
|
| 2 | Sometimes. | 1515 |
33.9%
|
| 3 | Never | 1735 |
38.9%
|
| 4 | Don't know | 440 |
9.9%
|
| Sysmiss | 130 |