| Value | Category | Cases | |
|---|---|---|---|
| -999 | -999 | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| -888 | -888 | 3 | 
                                                                 
                                    
                                    2.1%
                                 
                                                             | 
                                                        
                    
| -777 | Not Applicable | 13 | 
                                                                 
                                    
                                    9.2%
                                 
                                                             | 
                                                        
                    
| 0 | No | 26 | 
                                                                 
                                    
                                    18.3%
                                 
                                                             | 
                                                        
                    
| 1 | Yes | 100 | 
                                                                 
                                    
                                    70.4%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 770 |