| Value | Category | Cases | |
|---|---|---|---|
| 10 | 9 | 
                                    
                                    42.9%
                                 | |
| 12 | 1 | 
                                    
                                    4.8%
                                 | |
| 15 | 3 | 
                                    
                                    14.3%
                                 | |
| 20 | 5 | 
                                    
                                    23.8%
                                 | |
| 25 | 1 | 
                                    
                                    4.8%
                                 | |
| 30 | 2 | 
                                    
                                    9.5%
                                 | |
| Sysmiss | 96 |