| Value | Category | Cases | |
|---|---|---|---|
| 1 | 21 | 
                                                                 
                                    
                                    8%
                                 
                                                             | 
                                                        
                    |
| 3 | 187 | 
                                                                 
                                    
                                    71.6%
                                 
                                                             | 
                                                        
                    |
| 8 | 53 | 
                                                                 
                                    
                                    20.3%
                                 
                                                             | 
                                                        
                    |
| Sysmiss | 3365 |