7 ++-+--------+-------+--------+--------+--------+-------+--------+-++ 7
    |  +        +       +        +        +        +       +        +  |
  6 ******                                                            ++ 6
    |                          Last 24 Hours                           |
  5 ++    ***                                                         ++ 5
    |                                                                  |
  4 ++       *                                                        ++ 4
    |         *                                        *************  **
  3 ++         *                                     **             **++ 3
    |           *                                 ***                  |
  2 ++           *                             ***                    ++ 2
    |             *                         ***                        |
  1 ++             *      ****            **                          ++ 1
    |               *  ***               *                             |
  0 ++               **       ***       *                             ++ 0
    |                                  *                               |
 -1 ++                           *** **                               ++-1
 -2 ++                              *                                 ++-2
    |  +        +       +        +        +        +       +        +  |
    +--+--------+-------+--------+--------+--------+-------+--------+--+
            Midnight                             Noon