| Value | Category | Cases | |
|---|---|---|---|
| 1 | 17 | 
                                    
                                    56.7%
                                 | |
| 2 | 8 | 
                                    
                                    26.7%
                                 | |
| 4 | 1 | 
                                    
                                    3.3%
                                 | |
| 5 | 3 | 
                                    
                                    10%
                                 | |
| 8 | 1 | 
                                    
                                    3.3%
                                 | |
| Sysmiss | 1508 |