| Value | Category | Cases | |
|---|---|---|---|
| 1 | Almost every day | 349 |
17.8%
|
| 2 | At least once a week | 376 |
19.2%
|
| 3 | Less than once a week | 252 |
12.9%
|
| 4 | Not at all | 911 |
46.6%
|
| 9 | Missing | 68 |
3.5%
|
| Sysmiss | 3883 |