16H Max.
          From: 2018/09/01 to 2019/01/31
            +---+---+---+---+---+---+---+
            |Mon|Tue|Wed|Thu|Fri|Sat|Sun|
          +-+---+---+---+---+---+---+---+
          |1| 12|  5|  2| 15|  1|  0|  0|
          +-+---+---+---+---+---+---+---+
          |2| 14|  4|  5| 14| 13|  0|  0|
          +-+---+---+---+---+---+---+---+
          |3|  9|  4| 14| 14| 14|  0|  0|
          +-+---+---+---+---+---+---+---+
          |4|  7|  4|  7| 12| 14|  0|  0|
          +-+---+---+---+---+---+---+---+
          |5|  5|  4| 16| 13| 14|  0|  0|
          +-+---+---+---+---+---+---+---+
          |6|  1|  2| 13|  6| 13|  0|  0|
          +-+---+---+---+---+---+---+---+