| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 2436 | 
                                                                 
                                    
                                    91.8%
                                 
                                                             | 
                                                        
                    
| 1 | Yes | 219 | 
                                                                 
                                    
                                    8.2%
                                 
                                                             | 
                                                        
                    
| 98 | Don't know | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 99 | Refuse to answer | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 156 |