| Value | Category | Cases | |
|---|---|---|---|
| 0 | 522 | 
                                                                 
                                    
                                    91.4%
                                 
                                                             | 
                                                        
                    |
| 1 | 49 | 
                                                                 
                                    
                                    8.6%
                                 
                                                             | 
                                                        
                    |
| Sysmiss | 1185 |