| Value | Category | Cases | |
|---|---|---|---|
| 40 | 20 | 
                                                                 
                                    
                                    45.5%
                                 
                                                             | 
                                                        
                    |
| 50 | 15 | 
                                                                 
                                    
                                    34.1%
                                 
                                                             | 
                                                        
                    |
| 60 | 8 | 
                                                                 
                                    
                                    18.2%
                                 
                                                             | 
                                                        
                    |
| 70 | 1 | 
                                                                 
                                    
                                    2.3%
                                 
                                                             | 
                                                        
                    |
| Sysmiss | 805 |