14H Max.
          From: 2019/04/01 to 2019/07/31
            +---+---+---+---+---+---+---+
            |Mon|Tue|Wed|Thu|Fri|Sat|Sun|
          +-+---+---+---+---+---+---+---+
          |1|  0|  0|  6|  1|  8|  0|  0|
          +-+---+---+---+---+---+---+---+
          |2|  1|  1| 11|  6|  1|  0|  0|
          +-+---+---+---+---+---+---+---+
          |3| 11|  0|  0| 13| 12|  0|  0|
          +-+---+---+---+---+---+---+---+
          |4| 13|  0|  0|  3|  0|  0|  0|
          +-+---+---+---+---+---+---+---+
          |5|  0|  0|  0|  1|  0|  0|  0|
          +-+---+---+---+---+---+---+---+
          |6|  0|  0|  0|  1|  2|  0|  0|
          +-+---+---+---+---+---+---+---+