| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not at all | 53 |
3.7%
|
| 1 | Less than once a week | 76 |
5.3%
|
| 2 | At least once a week | 151 |
10.6%
|
| 3 | Almost every day | 1150 |
80.4%
|
| 9 | 1 |