| Valeur | Modalité | Cas | |
|---|---|---|---|
| 0 | SO | 702 |
24%
|
| 1 | Oui | 497 |
17%
|
| 2 | Non | 976 |
33.4%
|
| 9 | ND | 23 |
0.8%
|
| Sysmiss | 726 |