| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 71 | 
                                                                 
                                    
                                    6.2%
                                 
                                                             | 
                                                        
                    
| 2 | no | 1077 | 
                                                                 
                                    
                                    93.5%
                                 
                                                             | 
                                                        
                    
| 88 | refused | 4 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 3 |