| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 1020 | 
                                                                 
                                    
                                    19.5%
                                 
                                                             | 
                                                        
                    
| 2 | NO | 415 | 
                                                                 
                                    
                                    7.9%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 3791 | 
                                                                 
                                    
                                    72.5%
                                 
                                                             |