| Value | Category | Cases | |
|---|---|---|---|
| 0 | Non | 171 | 
                                    
                                    16.9%
                                 | 
| 1 | Oui | 781 | 
                                    
                                    77.4%
                                 | 
| 9 | nr | 0 | 
                                    
                                    0%
                                 | 
| Sysmiss | 57 | 
                                    
                                    5.6%
                                 |