20 +-------------------------------------------------------------+ 20     
        |       +       +       +       +       +        +       +    |        
        |                                                             |        
        |                                                            *|        
     18 |-+                      Last 24 Hours                      *-| 18     
        |                                                          *  |        
        |                                                         *   |        
        |                                                        *    |        
     16 |-+                                                     *   +-| 16     
        |                                                      *      |        
        |                                                    **       |        
     14 |-+                                               ***       +-| 14     
        |                                               **            |        
        |                                            ***              |        
        |                                          **                 |        
     12 |-+                                      **                 +-| 12     
        | *********************                **                     |        
        |*                     ****************                       |        
        |       +       +       +       +       +        +       +    |        
     10 +-------------------------------------------------------------+ 10     
                            Midnight                           Noon