| Value | Category | Cases | |
|---|---|---|---|
| 1 | oui | 155 | 
                                    
                                    15.5%
                                 | 
| 2 | nsp | 4 | 
                                    
                                    0.4%
                                 | 
| 3 | non | 345 | 
                                    
                                    34.5%
                                 | 
| 9 | nr | 0 | 
                                    
                                    0%
                                 | 
| Sysmiss | 497 | 
                                    
                                    49.7%
                                 |