| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 533 | 
                                                                 
                                    
                                    70.7%
                                 
                                                             | 
                                                        
                    
| 2 | No | 101 | 
                                                                 
                                    
                                    13.4%
                                 
                                                             | 
                                                        
                    
| 3 | DK | 120 | 
                                                                 
                                    
                                    15.9%
                                 
                                                             | 
                                                        
                    
| 9 | 76 | ||
| Sysmiss | 7965 |