| Value | Category | Cases | |
|---|---|---|---|
| 0 | 585 | 
                                                                 
                                    
                                    82%
                                 
                                                             | 
                                                        
                    |
| 1 | 128 | 
                                                                 
                                    
                                    18%
                                 
                                                             | 
                                                        
                    |
| Sysmiss | 3164 |