| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | not at all | 10148 |
95.6%
|
| 1 | less than once a week | 199 |
1.9%
|
| 2 | at least once a week | 218 |
2.1%
|
| 3 | almost every day | 51 |
0.5%
|
| Sysmiss | 29 |