| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 857 | 
                                                                 
                                    
                                    19.5%
                                 
                                                             | 
                                                        
                    
| 2 | No | 438 | 
                                                                 
                                    
                                    10%
                                 
                                                             | 
                                                        
                    
| 9 | NA | 11 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 3086 | 
                                                                 
                                    
                                    70.3%
                                 
                                                             |