| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | not at all | 10596 |
67.4%
|
| 1 | less than once a week | 871 |
5.5%
|
| 2 | at least once a week | 1721 |
11%
|
| 3 | almost every day | 2526 |
16.1%
|