| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not effective at all | 2 | 
                                                                 
                                    
                                    1.1%
                                 
                                                             | 
                                                        
                    
| 2 | 6 | 
                                                                 
                                    
                                    3.2%
                                 
                                                             | 
                                                        
                    |
| 3 | 7 | 
                                                                 
                                    
                                    3.7%
                                 
                                                             | 
                                                        
                    |
| 4 | 20 | 
                                                                 
                                    
                                    10.6%
                                 
                                                             | 
                                                        
                    |
| 5 | 36 | 
                                                                 
                                    
                                    19%
                                 
                                                             | 
                                                        
                    |
| 6 | 38 | 
                                                                 
                                    
                                    20.1%
                                 
                                                             | 
                                                        
                    |
| 7 | 32 | 
                                                                 
                                    
                                    16.9%
                                 
                                                             | 
                                                        
                    |
| 8 | 26 | 
                                                                 
                                    
                                    13.8%
                                 
                                                             | 
                                                        
                    |
| 9 | 14 | 
                                                                 
                                    
                                    7.4%
                                 
                                                             | 
                                                        
                    |
| 10 | Very effective | 8 | 
                                                                 
                                    
                                    4.2%
                                 
                                                             | 
                                                        
                    
| -99 | 79 | ||
| 11 | N/A | 230 | |
| Sysmiss | 159 |