| Value | Category | Cases | |
|---|---|---|---|
| -2 | inapplicable | 0 | 
                                    
                                    0%
                                 | 
| -1 | no answer | 0 | 
                                    
                                    0%
                                 | 
| 0 | Nicht wirkungsvoll | 126 | 
                                    
                                    9.3%
                                 | 
| 1 | 86 | 
                                    
                                    6.3%
                                 | |
| 2 | 135 | 
                                    
                                    9.9%
                                 | |
| 3 | 183 | 
                                    
                                    13.5%
                                 | |
| 4 | 147 | 
                                    
                                    10.8%
                                 | |
| 5 | 190 | 
                                    
                                    14%
                                 | |
| 6 | 134 | 
                                    
                                    9.9%
                                 | |
| 7 | 157 | 
                                    
                                    11.5%
                                 | |
| 8 | 95 | 
                                    
                                    7%
                                 | |
| 9 | 53 | 
                                    
                                    3.9%
                                 | |
| 10 | Sehr wirkungsvoll | 54 | 
                                    
                                    4%
                                 |