| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 36 | 
                            
                             
                                
                                1.5%
                                                             
                            
                         | 
                        
                    
| 2 | no | 1803 | 
                            
                             
                                
                                77%
                                                             
                            
                         | 
                        
                    
| 9 | not applicable | 370 | 
                            
                             
                                
                                15.8%
                                                             
                            
                         | 
                        
                    
| 9999995 | missing:impute | 132 | 
                            
                             
                                
                                5.6%
                                                             
                            
                         | 
                        
                    
| Sysmiss | 29 |