| Value | Category | Cases | |
|---|---|---|---|
| 0 | no | 27 | 
                                    
                                    17.8%
                                 | 
| 1 | yes | 124 | 
                                    
                                    81.6%
                                 | 
| 9 | 1 | 
                                    
                                    0.7%
                                 | |
| 11 | .Z | 8087 |