| Value | Category | Cases | |
|---|---|---|---|
| 1 | Almost every day | 972 |
16.6%
|
| 2 | At least once a week | 571 |
9.7%
|
| 3 | Less than once a week | 329 |
5.6%
|
| 4 | Not at all | 3955 |
67.4%
|
| 9 | Missing | 38 |
0.6%
|
| Sysmiss | 785 |