| Value | Category | Cases | |
|---|---|---|---|
| -9 | Missing | 6 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    
| 0 | No | 894 | 
                                                                 
                                    
                                    41.7%
                                 
                                                             | 
                                                        
                    
| 1 | Yes | 1245 | 
                                                                 
                                    
                                    58%
                                 
                                                             |