| Value | Category | Cases | |
|---|---|---|---|
| 1 | oui | 893 | 
                                    
                                    22.5%
                                 | 
| 2 | non | 3073 | 
                                    
                                    77.4%
                                 | 
| 9 | manquant | 2 | 
                                    
                                    0.1%
                                 |