| Value | Category | Cases | |
|---|---|---|---|
| 1 | Connu | 971 | 
                                    
                                    80.8%
                                 | 
| 2 | Inconnu | 210 | 
                                    
                                    17.5%
                                 | 
| 9 | nr | 0 | 
                                    
                                    0%
                                 | 
| Sysmiss | 20 | 
                                    
                                    1.7%
                                 |