| Value | Category | Cases | |
|---|---|---|---|
| 1 | Connu | 550 | 
                                                                 
                                    
                                    53.3%
                                 
                                                             | 
                                                        
                    
| 2 | Inconnu | 427 | 
                                                                 
                                    
                                    41.4%
                                 
                                                             | 
                                                        
                    
| 9 | nr | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 54 | 
                                                                 
                                    
                                    5.2%
                                 
                                                             |