Jul 28, 1992

Jan 25, 1991

Jan 14, 1991

Jan 08, 1991

Jul 27, 1990

Apr 26, 1990

Dec 31, 1989

Oct 01, 1987

Dec 31, 1986

Feb 01, 1983

May 01, 1982

Nov 01, 1981

Jun 19, 1981