| value | category | cases | |
|---|---|---|---|
| 0 | Not at all | 1668 |
71.4%
|
| 1 | Less than once a week | 236 |
10.1%
|
| 2 | At least once a week | 169 |
7.2%
|
| 3 | Almost every day | 264 |
11.3%
|
| 9 | 3 |