Dec 31, 1996

Dec 31, 1995

Dec 31, 1994

Mar 04, 1994

Dec 31, 1993

Dec 31, 1993

Dec 31, 1993

Jun 29, 1992

Oct 01, 1990

Dec 31, 1988

Dec 31, 1984

Dec 31, 1983

Dec 31, 1982