| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 851 | 
                                                                 
                                    
                                    68.6%
                                 
                                                             | 
                                                        
                    
| 1 | Yes | 374 | 
                                                                 
                                    
                                    30.2%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 11 | 
                                                                 
                                    
                                    0.9%
                                 
                                                             | 
                                                        
                    |
| d | DK | 4 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             |