| Value | Category | Cases | |
|---|---|---|---|
| 1 | At least once a week | 409 |
14.3%
|
| 2 | At least once a month but not every week | 1497 |
52.4%
|
| 3 | Less than once a month | 950 |
33.3%
|
| Sysmiss | 9925 |