| Value | Category | Cases | |
|---|---|---|---|
| 0 | Non | 8418 | 
                                    
                                    75.6%
                                 | 
| 1 | Oui | 1055 | 
                                    
                                    9.5%
                                 | 
| 9 | Manquant | 1656 | 
                                    
                                    14.9%
                                 | 
| Sysmiss | 10325 |