Dec 31, 1990

Feb 01, 1992

Feb 01, 1992

Dec 31, 1992

May 31, 1993

Aug 01, 1993

Nov 01, 1993

Nov 15, 1993

Nov 20, 1993

Dec 01, 1993

Dec 31, 1993

Feb 01, 1994

May 15, 1994

Dec 31, 1994

Dec 31, 1994

Sep 01, 1995

Dec 31, 1995

Oct 31, 1996

Oct 28, 1997

Nov 30, 1997

Sep 09, 1999

Nov 10, 1999

Feb 09, 2000

Sep 07, 2000

Oct 31, 2000

Jul 30, 2001

Aug 15, 2001

Sep 13, 2001

Sep 19, 2001

Feb 14, 2002

Feb 27, 2002

May 19, 2002

Aug 07, 2002

Aug 12, 2002

Oct 08, 2002

Oct 23, 2002