| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not at all | 177 |
5.1%
|
| 1 | Less than once a week | 194 |
5.6%
|
| 2 | At least once a week | 448 |
12.9%
|
| 3 | Almost every day | 2644 |
76.3%
|
| 9 | 2 |