| Value | Category | Cases | |
|---|---|---|---|
| 0 | no | 419 | 
                                                                 
                                    
                                    45.2%
                                 
                                                             | 
                                                        
                    
| 1 | yes | 506 | 
                                                                 
                                    
                                    54.6%
                                 
                                                             | 
                                                        
                    
| 9 | 1 | 
                                                                 
                                    
                                    0.1%
                                 
                                                             | 
                                                        
                    |
| 11 | .Z | 17828 |