| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | not at all | 3752 |
30.1%
|
| 1 | less than once a week | 2334 |
18.7%
|
| 2 | at least once a week | 3494 |
28%
|
| 3 | almost every day | 2897 |
23.2%
|