| Value | Category | Cases | |
|---|---|---|---|
| 0 | Non | 145 | 
                                    
                                    14.4%
                                 | 
| 1 | Oui | 854 | 
                                    
                                    84.9%
                                 | 
| 9 | nr | 0 | 
                                    
                                    0%
                                 | 
| Sysmiss | 7 | 
                                    
                                    0.7%
                                 |