| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know | 31 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    
| -8 | Refused | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| -5 | Not Applicable | 14 | 
                                                                 
                                    
                                    0.1%
                                 
                                                             | 
                                                        
                    
| -3 | Missing | 872 | 
                                                                 
                                    
                                    9.3%
                                 
                                                             | 
                                                        
                    
| 1 | Card | 3607 | 
                                                                 
                                    
                                    38.5%
                                 
                                                             | 
                                                        
                    
| 2 | Recall | 4851 | 
                                                                 
                                    
                                    51.7%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 229 |