| Value | Category | Cases | |
|---|---|---|---|
| 1 | Plutôt difficile | 508 | 
                                    
                                    48.7%
                                 | 
| 2 | Plutôt facile | 378 | 
                                    
                                    36.2%
                                 | 
| 3 | nsp | 0 | 
                                    
                                    0%
                                 | 
| 9 | nr | 0 | 
                                    
                                    0%
                                 | 
| Sysmiss | 158 | 
                                    
                                    15.1%
                                 |