Dec 31, 1986

Dec 31, 1986

Dec 31, 1986

Dec 31, 1986

Dec 31, 1986

Aug 01, 1987

Sep 01, 1987

Nov 30, 1987

Dec 31, 1987

Dec 31, 1987

Dec 31, 1987

Nov 22, 1988

Dec 31, 1988

Jan 01, 1989

Apr 01, 1989

Jul 09, 1989

Dec 05, 1989

Dec 31, 1990

Dec 31, 1990

Feb 01, 1991

Jul 26, 1991

Sep 01, 1991

Dec 31, 1991

Dec 31, 1991

Dec 31, 1991

Dec 31, 1991

Mar 01, 1992

Mar 31, 1992

Mar 31, 1992

Aug 02, 1992

Sep 01, 1992

Oct 12, 1992

Nov 01, 1992

Dec 31, 1992

Dec 31, 1992

Apr 01, 1993