| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not at all | 26323 |
79.4%
|
| 1 | Less than once a week | 3396 |
10.2%
|
| 2 | At least once a week | 2547 |
7.7%
|
| 3 | Almost every day | 878 |
2.6%
|
| 9 | Missing | 241 | |
| Sysmiss | 1211 |