| Value | Category | Cases | |
|---|---|---|---|
| 1 | Oui | 19 | 
                                    
                                    1.9%
                                 | 
| 2 | nsp | 2 | 
                                    
                                    0.2%
                                 | 
| 3 | Non | 403 | 
                                    
                                    39.7%
                                 | 
| 9 | nr | 0 | 
                                    
                                    0%
                                 | 
| Sysmiss | 591 | 
                                    
                                    58.2%
                                 |