| Value | Category | Cases | |
|---|---|---|---|
| 1 | OUI | 4438 | 
                                    
                                    23.6%
                                 | 
| 2 | NON | 8865 | 
                                    
                                    47.1%
                                 | 
| Sysmiss | 5509 | 
                                    
                                    29.3%
                                 |