| Value | Category | Cases | |
|---|---|---|---|
| 1 | Oui | 465 | 
                                    
                                    17%
                                 | 
| 2 | Non | 1624 | 
                                    
                                    59.4%
                                 | 
| 9 | Manquant | 644 | 
                                    
                                    23.6%
                                 | 
| Sysmiss | 13803 |