| Value | Category | Cases | |
|---|---|---|---|
| 1 | OUI | 9 | 
                                    
                                    0.1%
                                 | 
| 2 | NON | 6461 | 
                                    
                                    71.9%
                                 | 
| 9 | NON REPONSE | 1 | 
                                    
                                    0%
                                 | 
| Sysmiss | 2509 | 
                                    
                                    27.9%
                                 |