| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3451 | 
                                                                 
                                    
                                    38%
                                 
                                                             | 
                                                        
                    |
| 1 | 5621 | 
                                                                 
                                    
                                    62%
                                 
                                                             | 
                                                        
                    |
| Sysmiss | 408 |