Dec 31, 1995

Jun 16, 1995

May 16, 1995

Dec 31, 1994

Dec 31, 1994

Dec 31, 1994

Jul 01, 1994

Apr 01, 1994

Jan 01, 1994

Dec 31, 1993

Dec 31, 1993

Dec 31, 1993

Sep 13, 1993

Sep 13, 1993

Sep 13, 1993

Mar 01, 1993

Dec 31, 1992

Dec 31, 1992

Dec 31, 1992

Dec 31, 1992

Aug 02, 1992

Jun 05, 1992

May 01, 1992

Dec 31, 1991

Dec 31, 1991

Dec 31, 1991

Dec 31, 1991

Dec 31, 1991

Dec 31, 1991

Dec 31, 1991

Dec 31, 1991

Dec 31, 1991

Dec 31, 1991

Feb 14, 1991

Dec 31, 1990

Dec 31, 1990