| Value | Category | Cases | |
|---|---|---|---|
| 1 | Plutôt difficile | 383 | 
                                    
                                    37.7%
                                 | 
| 2 | Plutôt facile | 527 | 
                                    
                                    51.8%
                                 | 
| 3 | nsp | 0 | 
                                    
                                    0%
                                 | 
| 9 | nr | 0 | 
                                    
                                    0%
                                 | 
| Sysmiss | 107 | 
                                    
                                    10.5%
                                 |