| Value | Category | Cases | |
|---|---|---|---|
| 0 | no | 1384 | 
                                                                 
                                    
                                    90.1%
                                 
                                                             | 
                                                        
                    
| 1 | yes | 152 | 
                                                                 
                                    
                                    9.9%
                                 
                                                             | 
                                                        
                    
| 11 | .Z | 6696 |