| Value | Category | Cases | |
|---|---|---|---|
| 0 | 479 | 
                                                                 
                                    
                                    69.5%
                                 
                                                             | 
                                                        
                    |
| 1 | 210 | 
                                                                 
                                    
                                    30.5%
                                 
                                                             | 
                                                        
                    |
| Missing value | 81 |