+-----+-------+--------+-------+--------+-------+--------+-------+
     |     +       +        +       +        +       +        +       +
  25 ++                                                         ***  ++ 25
     |                         Last 24 Hours                   *      |
  24 ++                                                       *    * ++ 24
     |                                                      **      * |
  23 ++                                                 ****         *+ 23
     |                                                 *              *
  22 ***                                               *             ++ 22
     |                                                *               |
  21 ++ ***                                          *               ++ 21
     |                                              *                 |
  20 ++    **                          ***          *                ++ 20
     |       ***                     **   ***      *                  |
  19 ++         ***                 *            **                  ++ 19
     |             ******  ***     *         ****                     |
  18 ++                  **   *** *                                  ++ 18
     |                           *                                    |
  17 ++    +       +        +       +        +       +        +      ++ 17
     +-----+-------+--------+-------+--------+-------+--------+-------+
       Midnight                            Noon