| Value | Category | Cases | |
|---|---|---|---|
| 15 | 6 | 
                                                                 
                                    
                                    21.4%
                                 
                                                             | 
                                                        
                    |
| 20 | 11 | 
                                                                 
                                    
                                    39.3%
                                 
                                                             | 
                                                        
                    |
| 25 | 1 | 
                                                                 
                                    
                                    3.6%
                                 
                                                             | 
                                                        
                    |
| 30 | 5 | 
                                                                 
                                    
                                    17.9%
                                 
                                                             | 
                                                        
                    |
| 40 | 5 | 
                                                                 
                                    
                                    17.9%
                                 
                                                             | 
                                                        
                    |
| Sysmiss | 612 |