| Value | Category | Cases | |
|---|---|---|---|
| 1 | 4 | 
                                    
                                    21.1%
                                 | |
| 2 | 10 | 
                                    
                                    52.6%
                                 | |
| 3 | 3 | 
                                    
                                    15.8%
                                 | |
| 4 | 1 | 
                                    
                                    5.3%
                                 | |
| 6 | 1 | 
                                    
                                    5.3%
                                 | |
| Sysmiss | 17514 |