| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes, present | 4812 | 
                                                                 
                                    
                                    84.7%
                                 
                                                             | 
                                                        
                    
| 2 | No, not present | 866 | 
                                                                 
                                    
                                    15.2%
                                 
                                                             | 
                                                        
                    
| 9 | No response | 3 | 
                                                                 
                                    
                                    0.1%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 3827 |