| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not at all | 3572 |
49.7%
|
| 1 | Less than once a week | 1046 |
14.5%
|
| 2 | At least once a week | 774 |
10.8%
|
| 3 | Almost every day | 1802 |
25%
|
| 9 | 4 |