| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | not at all | 9126 |
73.1%
|
| 1 | less than once a week | 755 |
6.1%
|
| 2 | at least once a week | 1020 |
8.2%
|
| 3 | almost every day | 1575 |
12.6%
|
| Sysmiss | 1 |