| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 838 | 
                                                                 
                                    
                                    8.9%
                                 
                                                             | 
                                                        
                    
| 2 | No | 8557 | 
                                                                 
                                    
                                    91.1%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 209 |