| Value | Category | Cases | |
|---|---|---|---|
| 1 | Almost every day. | 1511 |
22.9%
|
| 2 | Sometimes. | 2595 |
39.3%
|
| 3 | Never | 1800 |
27.3%
|
| 4 | Don't know | 697 |
10.6%
|
| Sysmiss | 145 |