| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 1730 | 
                                                                 
                                    
                                    21%
                                 
                                                             | 
                                                        
                    
| 2 | No | 6496 | 
                                                                 
                                    
                                    78.8%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 18 |