| Value | Category | Cases | |
|---|---|---|---|
| 0 | 173 | 
                                                                 
                                    
                                    9.9%
                                 
                                                             | 
                                                        
                    |
| 1 | 245 | 
                                                                 
                                    
                                    14%
                                 
                                                             | 
                                                        
                    |
| Missing value | 1333 | 
                                                                 
                                    
                                    76.1%
                                 
                                                             |