| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 41 | 
                                                                 
                                    
                                    0.5%
                                 
                                                             | 
                                                        
                    
| 2 | No | 1799 | 
                                                                 
                                    
                                    21.8%
                                 
                                                             | 
                                                        
                    
| 8 | NA | 272 | 
                                                                 
                                    
                                    3.3%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 6132 |