| Value | Category | Cases | |
|---|---|---|---|
| 1 | Oui | 170 | 
                                    
                                    16.9%
                                 | 
| 2 | nsp | 5 | 
                                    
                                    0.5%
                                 | 
| 3 | Non | 368 | 
                                    
                                    36.7%
                                 | 
| 9 | nr | 0 | 
                                    
                                    0%
                                 | 
| Sysmiss | 461 | 
                                    
                                    45.9%
                                 |