| Value | Category | Cases | |
|---|---|---|---|
| 0 | no | 58 | 
                                                                 
                                    
                                    40%
                                 
                                                             | 
                                                        
                    
| 1 | yes | 83 | 
                                                                 
                                    
                                    57.2%
                                 
                                                             | 
                                                        
                    
| 9 | 4 | 
                                                                 
                                    
                                    2.8%
                                 
                                                             | 
                                                        
                    |
| 11 | .Z | 18609 |