| Value | Category | Cases | |
|---|---|---|---|
| 1 | At least once a week | 199 |
10.9%
|
| 2 | At least once a month but not every week | 672 |
36.6%
|
| 3 | Less than once a month | 963 |
52.5%
|
| Sysmiss | 10947 |