| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 389 | 
                                                                 
                                    
                                    2.6%
                                 
                                                             | 
                                                        
                    
| 2 | NO | 490 | 
                                                                 
                                    
                                    3.3%
                                 
                                                             | 
                                                        
                    
| 8 | DK | 22 | 
                                                                 
                                    
                                    0.1%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 13789 | 
                                                                 
                                    
                                    93.9%
                                 
                                                             |