| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 1988 | 
                                                                 
                                    
                                    43%
                                 
                                                             | 
                                                        
                    
| 2 | no | 2631 | 
                                                                 
                                    
                                    57%
                                 
                                                             | 
                                                        
                    
| 11 | .Z | 22 |