| Value | Category | Cases | |
|---|---|---|---|
| 1 | Oui | 59 | 
                                    
                                    18.7%
                                 | 
| 2 | Non | 245 | 
                                    
                                    77.5%
                                 | 
| 9 | Manquant | 12 | 
                                    
                                    3.8%
                                 | 
| Sysmiss | 4188 |