| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1266 | 
                                    
                                    15.4%
                                 | |
| 1 | 293 | 
                                    
                                    3.6%
                                 | |
| Missing value | 6686 | 
                                    
                                    81.1%
                                 |