| Value | Category | Cases | |
|---|---|---|---|
| 7 | month - exact date | 548 | 
                                                                 
                                    
                                    100%
                                 
                                                             | 
                                                        
                    
| 8 | none - date placed | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 11 | .Z | 7684 |