| Value | Category | Cases | |
|---|---|---|---|
| 1 | Eher schwierig | 437 | 
                                                                 
                                    
                                    43%
                                 
                                                             | 
                                                        
                    
| 2 | Eher leicht | 441 | 
                                                                 
                                    
                                    43.4%
                                 
                                                             | 
                                                        
                    
| 3 | wn | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 9 | k.A. | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 138 | 
                                                                 
                                    
                                    13.6%
                                 
                                                             |