| Value | Category | Cases | |
|---|---|---|---|
| 0 | 260 | 
                                                                 
                                    
                                    92.9%
                                 
                                                             | 
                                                        
                    |
| 1 | 20 | 
                                                                 
                                    
                                    7.1%
                                 
                                                             | 
                                                        
                    |
| Missing value | 490 |