Năm 1975 có bao nhiêu ngày Thứ 2

6/1/1975 13/1/1975 20/1/1975 27/1/1975 3/2/1975 10/2/1975 17/2/1975 24/2/1975 3/3/1975 10/3/1975 17/3/1975 24/3/1975 31/3/1975 7/4/1975 14/4/1975 21/4/1975 28/4/1975 5/5/1975 12/5/1975 19/5/1975 26/5/1975 2/6/1975 9/6/1975 16/6/1975 23/6/1975 30/6/1975 7/7/1975 14/7/1975 21/7/1975 28/7/1975 4/8/1975 11/8/1975 18/8/1975 25/8/1975 1/9/1975 8/9/1975 15/9/1975 22/9/1975 29/9/1975 6/10/1975 13/10/1975 20/10/1975 27/10/1975 3/11/1975 10/11/1975 17/11/1975 24/11/1975 1/12/1975 8/12/1975 15/12/1975 22/12/1975 29/12/1975