Dec 31, 1996

Dec 31, 1996

Nov 30, 1996

Oct 01, 1996

Jul 01, 1996

Dec 31, 1995

Feb 01, 1995

Feb 01, 1995

Feb 01, 1995

Dec 31, 1994

Dec 31, 1994

Nov 01, 1994

Jun 05, 1994

Apr 05, 1994

Jan 01, 1994

Dec 31, 1993

Dec 21, 1993

Oct 10, 1993

Oct 10, 1993

Feb 01, 1993

Feb 01, 1993

Feb 01, 1993

Jan 01, 1993

Dec 31, 1992

Dec 31, 1992

Dec 31, 1992

Dec 31, 1992

Dec 31, 1992

Dec 31, 1991

Feb 14, 1991

Dec 31, 1990

Dec 31, 1989

Dec 31, 1986

Oct 01, 1983

Jun 19, 1983

TBD