| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | not at all | 15405 |
90.2%
|
| 1 | less than once a week | 842 |
4.9%
|
| 2 | at least once a week | 815 |
4.8%
|
| 3 | almost every day | 0 |
0%
|
| 9 | 25 |
0.1%
|