month   28 days 89.5 hour
January 20  1 3.25
March 25  1 3
April 09 29  2 6.5
May 19 20 26  3 7.5
June 10 25  2 6.25
July 07 09 14 30  4 17.5
August 01 02 14 19 20 28 31  7 23.5
September 24  1 2
October 01 15 24 26  4 12
November 12 25  2 6
December 30  1 2