| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 3473 | 
                                                                 
                                    
                                    17.4%
                                 
                                                             | 
                                                        
                    
| 2 | No | 16499 | 
                                                                 
                                    
                                    82.6%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 5153 |