Năm 1985 có bao nhiêu ngày Thứ 7

5/1/1985 12/1/1985 19/1/1985 26/1/1985 2/2/1985 9/2/1985 16/2/1985 23/2/1985 2/3/1985 9/3/1985 16/3/1985 23/3/1985 30/3/1985 6/4/1985 13/4/1985 20/4/1985 27/4/1985 4/5/1985 11/5/1985 18/5/1985 25/5/1985 1/6/1985 8/6/1985 15/6/1985 22/6/1985 29/6/1985 6/7/1985 13/7/1985 20/7/1985 27/7/1985 3/8/1985 10/8/1985 17/8/1985 24/8/1985 31/8/1985 7/9/1985 14/9/1985 21/9/1985 28/9/1985 5/10/1985 12/10/1985 19/10/1985 26/10/1985 2/11/1985 9/11/1985 16/11/1985 23/11/1985 30/11/1985 7/12/1985 14/12/1985 21/12/1985 28/12/1985