April 04, 1975
November 11, 1977
December 01, 1978
October 19, 1979
October 01, 1983
April 04, 1980
January 18, 1980
April 18, 1980
February 27, 1981
October 01, 1984
June 05, 1981
August 07, 1981
May 01, 1981
March 01, 1983
July 01, 1983
August 01, 1985
November 01, 1984
November 01, 1985
May 01, 1986
November 14, 1991
August 01, 1986
April 01, 1987
July 01, 1987
February 01, 1987
July 01, 1988
July 01, 1988
January 29, 1988
February 01, 1991
March 01, 1989
August 01, 1989
February 01, 1990
October 01, 1989
December 01, 1990
August 08, 1991