| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 | 
                                    
                                    0%
                                 | 
| 0 | Non | 259 | 
                                    
                                    21.6%
                                 | 
| 1 | Oui | 940 | 
                                    
                                    78.3%
                                 | 
| 8 | Refuse | 0 | 
                                    
                                    0%
                                 | 
| 9 | Ne sait pas | 1 | 
                                    
                                    0.1%
                                 |