| Value | Category | Cases | |
|---|---|---|---|
| 0 | not at all | 1708 |
20.7%
|
| 1 | less than once a week | 2637 |
32%
|
| 2 | at least once a week | 3893 |
47.3%
|
| 3 | almost every day | 0 |
0%
|
| 9 | 1 |
0%
|