| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 441 | 
                                                                 
                                    
                                    70.9%
                                 
                                                             | 
                                                        
                    
| 1 | Yes | 181 | 
                                                                 
                                    
                                    29.1%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 8 |