| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 24 | 
                                                                 
                                    
                                    5.4%
                                 
                                                             | 
                                                        
                    
| 2 | No | 259 | 
                                                                 
                                    
                                    58.3%
                                 
                                                             | 
                                                        
                    
| 3 | DK | 161 | 
                                                                 
                                    
                                    36.3%
                                 
                                                             | 
                                                        
                    
| 9 | 386 | ||
| Sysmiss | 7965 |