| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 472 | 
                                                                 
                                    
                                    74.7%
                                 
                                                             | 
                                                        
                    
| 2 | No | 158 | 
                                                                 
                                    
                                    25%
                                 
                                                             | 
                                                        
                    
| 999 | Do not know(or does not apply) | 2 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 121 |