June 12, 1968
September 14, 1975
October 28, 1976
December 16, 1976
January 01, 1978
May 18, 1978
June 17, 1978
February 09, 1986
August 04, 1983
October 24, 1982
January 11, 1979
April 22, 1979
December 31, 1980
June 22, 1980
August 14, 1981
August 27, 1981
November 05, 1981
May 01, 1982
May 22, 1982
June 24, 1982
December 12, 1982
May 23, 1985
October 11, 1985
December 16, 1987
November 13, 1988
February 11, 1990
October 17, 1989
December 24, 1991
January 01, 1994
January 01, 1995
January 01, 1996
