3 +---------------------------------------------------------------+ 3     
       |       +        +       +       +        +       +       +     |       
       |                                                               |       
       |                                                               |       
     2 |-+                       Last 24 Hours           *****       +-| 2     
       |                                                *     **       |       
       |                                               *        **     |       
     1 |-+                                            *           *  +-| 1     
       |                                              *            *   |       
       |                                             *              *  |       
       |     *                                       *               **|       
     0 |** ** *                                     *                +-| 0     
       |  *    *******                            **                   |       
       |              **        *     *******   **                     |       
    -1 |-+              ****  ** ** **       ***                     +-|-1     
       |                    **     *                                   |       
       |                                                               |       
       |                                                               |       
    -2 |-+     +        +       +       +        +       +       +   +-|-2     
       +---------------------------------------------------------------+       
                    Midnight                           Noon