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