| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1531 | 
                                                                 
                                    
                                    61.2%
                                 
                                                             | 
                                                        
                    |
| 1 | 971 | 
                                                                 
                                    
                                    38.8%
                                 
                                                             | 
                                                        
                    |
| Sysmiss | 13928 |