Năm 1973 có bao nhiêu ngày Thứ 6

5/1/1973 12/1/1973 19/1/1973 26/1/1973 2/2/1973 9/2/1973 16/2/1973 23/2/1973 2/3/1973 9/3/1973 16/3/1973 23/3/1973 30/3/1973 6/4/1973 13/4/1973 20/4/1973 27/4/1973 4/5/1973 11/5/1973 18/5/1973 25/5/1973 1/6/1973 8/6/1973 15/6/1973 22/6/1973 29/6/1973 6/7/1973 13/7/1973 20/7/1973 27/7/1973 3/8/1973 10/8/1973 17/8/1973 24/8/1973 31/8/1973 7/9/1973 14/9/1973 21/9/1973 28/9/1973 5/10/1973 12/10/1973 19/10/1973 26/10/1973 2/11/1973 9/11/1973 16/11/1973 23/11/1973 30/11/1973 7/12/1973 14/12/1973 21/12/1973 28/12/1973