| Value | Category | Cases | |
|---|---|---|---|
| 1 | Almost every day. | 1256 |
27.9%
|
| 2 | Sometimes. | 1596 |
35.4%
|
| 3 | Never | 1149 |
25.5%
|
| 4 | Don't know | 505 |
11.2%
|
| Sysmiss | 221 |