| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 1985 | 
                                                                 
                                    
                                    40.1%
                                 
                                                             | 
                                                        
                    
| 2 | No | 2037 | 
                                                                 
                                    
                                    41.1%
                                 
                                                             | 
                                                        
                    
| 3 | Don't know | 933 | 
                                                                 
                                    
                                    18.8%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 176 |