Number of days of the week

2021 Mo Tu We Th Fr Sa Su   Total
January 2021 4x 4x 4x 4x 5x 5x 5x   31
February 2021 4x 4x 4x 4x 4x 4x 4x   28
March 2021 5x 5x 5x 4x 4x 4x 4x   31
April 2021 4x 4x 4x 5x 5x 4x 4x   30
May 2021 5x 4x 4x 4x 4x 5x 5x   31
June 2021 4x 5x 5x 4x 4x 4x 4x   30
July 2021 4x 4x 4x 5x 5x 5x 4x   31
August 2021 5x 5x 4x 4x 4x 4x 5x   31
September 2021 4x 4x 5x 5x 4x 4x 4x   30
October 2021 4x 4x 4x 4x 5x 5x 5x   31
November 2021 5x 5x 4x 4x 4x 4x 4x   30
December 2021 4x 4x 5x 5x 5x 4x 4x   31
Total 52x 52x 52x 52x 53x 52x 52x   365

Errors excepted. No guarantee for the correctness of the data.