| Value | Category | Cases | |
|---|---|---|---|
| 30 | 2 | 
                                                                 
                                    
                                    22.2%
                                 
                                                             | 
                                                        
                    |
| 40 | 4 | 
                                                                 
                                    
                                    44.4%
                                 
                                                             | 
                                                        
                    |
| 50 | 1 | 
                                                                 
                                    
                                    11.1%
                                 
                                                             | 
                                                        
                    |
| 60 | 2 | 
                                                                 
                                    
                                    22.2%
                                 
                                                             | 
                                                        
                    |
| Sysmiss | 840 |