| Value | Category | Cases | |
|---|---|---|---|
| 1 | Eher schwierig | 316 | 
                                    
                                    44.8%
                                 | 
| 2 | Eher leicht | 326 | 
                                    
                                    46.2%
                                 | 
| 3 | wn | 0 | 
                                    
                                    0%
                                 | 
| 9 | k.A. | 0 | 
                                    
                                    0%
                                 | 
| Sysmiss | 63 | 
                                    
                                    8.9%
                                 |