| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 1 | At least once a month | 266 |
41.6%
|
| 2 | Regularly, but less often | 139 |
21.8%
|
| 3 | Occasionally | 234 |
36.6%
|
| Sysmiss | 11711 |