| Value | Category | Cases | |
|---|---|---|---|
| 1 | 8 | 
                                    
                                    21.1%
                                 | |
| 2 | 27 | 
                                    
                                    71.1%
                                 | |
| 4 | 1 | 
                                    
                                    2.6%
                                 | |
| 5 | 2 | 
                                    
                                    5.3%
                                 | |
| Sysmiss | 1962 |