| Value | Category | Cases | |
|---|---|---|---|
| 1 | 146 | 
                                                                 
                                    
                                    19.2%
                                 
                                                             | 
                                                        
                    |
| 2 | 179 | 
                                                                 
                                    
                                    23.6%
                                 
                                                             | 
                                                        
                    |
| 4 | 434 | 
                                                                 
                                    
                                    57.2%
                                 
                                                             | 
                                                        
                    |
| Sysmiss | 2894 |