| Value | Category | Cases | |
|---|---|---|---|
| 1 | Almost every day | 3624 |
51.4%
|
| 2 | At least once a week | 1887 |
26.7%
|
| 3 | Less than once a week | 572 |
8.1%
|
| 4 | Not at all | 974 |
13.8%
|
| Sysmiss | 6400 |