| Value | Category | Cases | |
|---|---|---|---|
| 0 | no | 5150 | 
                                    
                                    97%
                                 | 
| 1 | yes | 152 | 
                                    
                                    2.9%
                                 | 
| 9 | 6 | 
                                    
                                    0.1%
                                 | |
| 11 | .Z | 2931 |