| Valeur | Modalité | Cas | |
|---|---|---|---|
| 0 | SO | 1264 |
43.2%
|
| 1 | Oui | 770 |
26.3%
|
| 2 | Non | 884 |
30.2%
|
| 9 | ND | 6 |
0.2%
|