| Value | Category | Cases | |
|---|---|---|---|
| 0 | 543 | 
                                                                 
                                    
                                    86.9%
                                 
                                                             | 
                                                        
                    |
| 1 | 82 | 
                                                                 
                                    
                                    13.1%
                                 
                                                             | 
                                                        
                    |
| Sysmiss | 773 |