| Value | Category | Cases | |
|---|---|---|---|
| 1 | 3 | 
                                    
                                    5.5%
                                 | |
| 2 | 12 | 
                                    
                                    21.8%
                                 | |
| 3 | 19 | 
                                    
                                    34.5%
                                 | |
| 4 | 14 | 
                                    
                                    25.5%
                                 | |
| 8 | 7 | 
                                    
                                    12.7%
                                 | |
| Sysmiss | 86 |