| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 63 | 
                                                                 
                                    
                                    64.9%
                                 
                                                             | 
                                                        
                    
| 1 | Yes | 33 | 
                                                                 
                                    
                                    34%
                                 
                                                             | 
                                                        
                    
| 8 | Not sure | 1 | 
                                                                 
                                    
                                    1%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 6384 |