| Value | Category | Cases | |
|---|---|---|---|
| 2 | 13 | 
                                    
                                    56.5%
                                 | |
| 3 | 4 | 
                                    
                                    17.4%
                                 | |
| 4 | 4 | 
                                    
                                    17.4%
                                 | |
| 5 | 1 | 
                                    
                                    4.3%
                                 | |
| 8 | 1 | 
                                    
                                    4.3%
                                 | |
| Sysmiss | 1928 |