| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 10 | 
                                                                 
                                    
                                    2.2%
                                 
                                                             | 
                                                        
                    
| 2 | No | 437 | 
                                                                 
                                    
                                    96.9%
                                 
                                                             | 
                                                        
                    
| 9 | No response | 4 | 
                                                                 
                                    
                                    0.9%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 3878 |