| Value | Category | Cases | |
|---|---|---|---|
| -999 | -999 | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| -888 | -888 | 3 | 
                                                                 
                                    
                                    1.8%
                                 
                                                             | 
                                                        
                    
| -777 | Not Applicable | 12 | 
                                                                 
                                    
                                    7.4%
                                 
                                                             | 
                                                        
                    
| 0 | No | 37 | 
                                                                 
                                    
                                    22.7%
                                 
                                                             | 
                                                        
                    
| 1 | Yes | 111 | 
                                                                 
                                    
                                    68.1%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 749 |