| Value | Category | Cases | |
|---|---|---|---|
| 1 | Oui | 247 | 
                                    
                                    5.6%
                                 | 
| 2 | Non | 3576 | 
                                    
                                    80.6%
                                 | 
| 9 | Manquant | 616 | 
                                    
                                    13.9%
                                 | 
| Sysmiss | 65 |