| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | Not at all | 2995 |
58.9%
|
| 1 | Less than once a week | 1027 |
20.2%
|
| 2 | At least once a week | 1062 |
20.9%
|
| 3 | Almost every day | 0 |
0%
|
| 9 | 4 |
0.1%
|