+--------+--------+--------+---------+--------+--------+--------+-----+
  22 ++       +        +        +         +        +        +        +    ++
     |                                    ***                              |
  21 ++                           Last 24 Hours                           ++
     |                                 *     *                             |
     |                                *       *                            |
  20 ++                      ***    **         *                          ++
     |                     **   ****            *                          |
  19 ++                   *                      *                        ++
     |                  **                        *                        |
  18 ++                *                           *********              ++
     |               **                                     ******         |
     |              *                                             **********
  17 ++            *                                                      ++
     ***          *                                                        |
  16 ++ ***      *                                                        ++
     |     *** **                                                          |
     |        *                                                            |
  15 ++       +        +        +         +        +        +        +    ++
     +--------+--------+--------+---------+--------+--------+--------+-----+
                              Noon                               Midnight