| Value | Category | Cases | |
|---|---|---|---|
| 50 | 7 | 
                                                                 
                                    
                                    24.1%
                                 
                                                             | 
                                                        
                    |
| 60 | 14 | 
                                                                 
                                    
                                    48.3%
                                 
                                                             | 
                                                        
                    |
| 70 | 4 | 
                                                                 
                                    
                                    13.8%
                                 
                                                             | 
                                                        
                    |
| 80 | 4 | 
                                                                 
                                    
                                    13.8%
                                 
                                                             | 
                                                        
                    |
| Sysmiss | 7 |