| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | never | 2842 |
88.2%
|
| 1 | often | 64 |
2%
|
| 2 | sometimes | 153 |
4.7%
|
| 3 | yes, but not in the last 12 months | 163 |
5.1%
|
| 4 | yes, but frequency in last 12 months missing | 0 |
0%
|
| Sysmiss | 1475 |