Mar 05, 1985

Jul 01, 1985

Feb 01, 1988

Jun 30, 1988

Sep 01, 1988

Dec 01, 1989

Dec 31, 1989

Jan 31, 1990

Apr 01, 1990

Jun 18, 1990

Dec 31, 1990

Dec 31, 1991

Aug 11, 1995

Aug 31, 1995

Nov 01, 1995

Dec 31, 1995

Feb 05, 1997

Nov 27, 1997