| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not at all | 459 |
5.5%
|
| 1 | Less than once a week | 1201 |
14.5%
|
| 2 | At least once a week | 1814 |
21.9%
|
| 3 | Almost every day | 4797 |
57.9%
|
| 9 | No response | 9 |
0.1%
|
| Sysmiss | 31178 |