| Value | Category | Cases | |
|---|---|---|---|
| 1 | Almost every day. | 7060 |
47.3%
|
| 2 | Sometimes | 4903 |
32.8%
|
| 3 | Never | 1896 |
12.7%
|
| 4 | Don't know | 1070 |
7.2%
|
| Sysmiss | 1909 |