| Value | Category | Cases | |
|---|---|---|---|
| 1 | Almost every day. | 2676 |
22.9%
|
| 2 | Sometimes. | 3227 |
27.6%
|
| 3 | Never | 5670 |
48.6%
|
| 4 | Don't know | 101 |
0.9%
|
| Sysmiss | 272 |