| Valeur | Modalité | Cas | |
|---|---|---|---|
| 0 | SO | 783 |
26.8%
|
| 1 | Oui | 268 |
9.2%
|
| 2 | Non | 1869 |
63.9%
|
| 9 | ND | 4 |
0.1%
|