| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 792 | 
                                                                 
                                    
                                    5.4%
                                 
                                                             | 
                                                        
                    
| 2 | NO | 4040 | 
                                                                 
                                    
                                    27.5%
                                 
                                                             | 
                                                        
                    
| 8 | DK | 91 | 
                                                                 
                                    
                                    0.6%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 9767 | 
                                                                 
                                    
                                    66.5%
                                 
                                                             |