| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 25 | 
                                                                 
                                    
                                    0.8%
                                 
                                                             | 
                                                        
                    
| 2 | No | 2964 | 
                                                                 
                                    
                                    95.1%
                                 
                                                             | 
                                                        
                    
| 8 | Not applicable | 82 | 
                                                                 
                                    
                                    2.6%
                                 
                                                             | 
                                                        
                    
| 9 | I don't know | 46 | 
                                                                 
                                    
                                    1.5%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 5 |