| Valeur | Modalité | Cas | |
|---|---|---|---|
| 0 | SO | 781 |
26.7%
|
| 1 | Oui | 318 |
10.9%
|
| 2 | Non | 1821 |
62.3%
|
| 9 | ND | 4 |
0.1%
|