| Value | Category | Cases | |
|---|---|---|---|
| 1 | Oui | 230 | 
                                    
                                    22.9%
                                 | 
| 2 | nsp | 3 | 
                                    
                                    0.3%
                                 | 
| 3 | Non | 310 | 
                                    
                                    30.9%
                                 | 
| 9 | nr | 0 | 
                                    
                                    0%
                                 | 
| Sysmiss | 461 | 
                                    
                                    45.9%
                                 |