| Value | Category | Cases | |
|---|---|---|---|
| 1 | 18 | 
                                    
                                    36.7%
                                 | |
| 2 | 2 | 
                                    
                                    4.1%
                                 | |
| 3 | 24 | 
                                    
                                    49%
                                 | |
| 4 | 5 | 
                                    
                                    10.2%
                                 | |
| Sysmiss | 4960 |