| Value | Category | Cases | |
|---|---|---|---|
| 0 | Non | 922 | 
                                    
                                    20.8%
                                 | 
| 1 | Oui | 432 | 
                                    
                                    9.8%
                                 | 
| Sysmiss | 3073 | 
                                    
                                    69.4%
                                 |