| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 320 | 
                            
                             
                                
                                13.7%
                                                             
                            
                         | 
                        
                    
| 2 | no | 1890 | 
                            
                             
                                
                                80.7%
                                                             
                            
                         | 
                        
                    
| 9 | not applicable | 43 | 
                            
                             
                                
                                1.8%
                                                             
                            
                         | 
                        
                    
| 9999995 | missing:impute | 88 | 
                            
                             
                                
                                3.8%
                                                             
                            
                         | 
                        
                    
| Sysmiss | 29 |