| Value | Category | Cases | |
|---|---|---|---|
| 1 | Oui | 13 | 
                                    
                                    0.3%
                                 | 
| 2 | Non | 4231 | 
                                    
                                    95.3%
                                 | 
| 9 | Manquant | 195 | 
                                    
                                    4.4%
                                 | 
| Sysmiss | 65 |