| Value | Category | Cases | |
|---|---|---|---|
| 1 | Almost every day | 1380 |
10.8%
|
| 2 | At least once a week | 990 |
7.7%
|
| 3 | Less than once a week | 674 |
5.3%
|
| 4 | Not at all | 9786 |
76.3%
|
| Sysmiss | 627 |