| Value | Category | Cases | |
|---|---|---|---|
| 1 | Almost every day | 8221 |
23.9%
|
| 2 | At least once a week | 5115 |
14.9%
|
| 3 | Less than once a week | 4509 |
13.1%
|
| 4 | Not at all | 16498 |
48%
|
| 9 | Missing | 33 |
0.1%
|
| Sysmiss | 1800 |