| Value | Category | Cases | |
|---|---|---|---|
| 0 | 4381 | 
                                                                 
                                    
                                    22.4%
                                 
                                                             | 
                                                        
                    |
| 1 | 385 | 
                                                                 
                                    
                                    2%
                                 
                                                             | 
                                                        
                    |
| Missing value | 14750 | 
                                                                 
                                    
                                    75.6%
                                 
                                                             |