| Value | Category | Cases | |
|---|---|---|---|
| 0 | 635 | 
                                                                 
                                    
                                    89.1%
                                 
                                                             | 
                                                        
                    |
| 1 | 78 | 
                                                                 
                                    
                                    10.9%
                                 
                                                             | 
                                                        
                    |
| Sysmiss | 3164 |