| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 970 | 
                                                                 
                                    
                                    77.5%
                                 
                                                             | 
                                                        
                    
| 1 | Yes | 266 | 
                                                                 
                                    
                                    21.3%
                                 
                                                             | 
                                                        
                    
| 98 | I do not know | 14 | 
                                                                 
                                    
                                    1.1%
                                 
                                                             | 
                                                        
                    
| 99 | Refused | 1 | 
                                                                 
                                    
                                    0.1%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 891 |