| Value | Category | Cases | |
|---|---|---|---|
| 1 | Connu | 1138 | 
                                    
                                    75.5%
                                 | 
| 2 | Inconnu | 332 | 
                                    
                                    22%
                                 | 
| 9 | nr | 37 | 
                                    
                                    2.5%
                                 |