| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 1167 | 
                                                                 
                                    
                                    94.1%
                                 
                                                             | 
                                                        
                    
| 1 | Yes | 55 | 
                                                                 
                                    
                                    4.4%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 11 | 
                                                                 
                                    
                                    0.9%
                                 
                                                             | 
                                                        
                    |
| d | 6 | 
                                                                 
                                    
                                    0.5%
                                 
                                                             | 
                                                        
                    |
| r | 1 | 
                                                                 
                                    
                                    0.1%
                                 
                                                             |