| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | not at all | 12961 |
31.2%
|
| 1 | less than once a week | 8503 |
20.5%
|
| 2 | at least once a week | 11551 |
27.8%
|
| 3 | almost every day | 8505 |
20.5%
|