| Value | Category | Cases | |
|---|---|---|---|
| 1 | Almost every day. | 290 |
7.7%
|
| 2 | Sometimes. | 611 |
16.2%
|
| 3 | Never | 2443 |
64.7%
|
| 4 | Don't know | 430 |
11.4%
|
| Sysmiss | 61 |