| Value | Category | Cases | |
|---|---|---|---|
| 0 | 632 | 
                                                                 
                                    
                                    64%
                                 
                                                             | 
                                                        
                    |
| 1 | 356 | 
                                                                 
                                    
                                    36%
                                 
                                                             | 
                                                        
                    |
| Sysmiss | 8492 |