| Value | Category | Cases | |
|---|---|---|---|
| 0 | Unchecked | 98 | 
                                                                 
                                    
                                    70%
                                 
                                                             | 
                                                        
                    
| 1 | Checked | 42 | 
                                                                 
                                    
                                    30%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 6 |