| Value | Category | Cases | |
|---|---|---|---|
| 1 | 6 | 
                                    
                                    4.3%
                                 | |
| 2 | 11 | 
                                    
                                    8%
                                 | |
| 3 | 36 | 
                                    
                                    26.1%
                                 | |
| 4 | 85 | 
                                    
                                    61.6%
                                 | |
| Sysmiss | 3 |