| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not at all | 126 |
2.6%
|
| 1 | Less than once a week | 484 |
10%
|
| 2 | At least once a week | 4220 |
87.4%
|
| 3 | Almost every day | 0 |
0%
|
| 9 | 9 | ||
| Sysmiss | 43 |