| Value | Category | Cases | |
|---|---|---|---|
| 1 | Almost every day. | 1895 |
30.4%
|
| 2 | Sometimes. | 2198 |
35.2%
|
| 3 | Never | 1731 |
27.7%
|
| 4 | Don't know | 417 |
6.7%
|
| Sysmiss | 137 |