| Value | Category | Cases | |
|---|---|---|---|
| 3 | 6 | 
                                    
                                    17.1%
                                 | |
| 4 | 24 | 
                                    
                                    68.6%
                                 | |
| 5 | 2 | 
                                    
                                    5.7%
                                 | |
| 6 | 2 | 
                                    
                                    5.7%
                                 | |
| 7 | 1 | 
                                    
                                    2.9%
                                 | |
| Sysmiss | 4720 |