| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 21 | 
                                                                 
                                    
                                    2.8%
                                 
                                                             | 
                                                        
                    
| 2 | No | 731 | 
                                                                 
                                    
                                    97.1%
                                 
                                                             | 
                                                        
                    
| 8 | Dk | 1 | 
                                                                 
                                    
                                    0.1%
                                 
                                                             | 
                                                        
                    
| 9 | No response | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 8755 |