September 11, 1981
November 01, 1976
June 03, 1977
April 28, 1978
June 15, 1979
November 17, 1978
June 01, 1984
January 01, 1984
May 09, 1980
May 08, 1981
January 29, 1982
November 28, 1980
July 02, 1981
March 12, 1982
September 01, 1985
August 01, 1985
January 01, 1988
March 01, 1987
December 01, 1987