May 17, 2013

Oct 08, 2010

Nov 17, 2002

Dec 31, 2000

Dec 31, 1994

Feb 01, 1993

Dec 31, 1992

Jan 23, 1992

Dec 31, 1991

Sep 20, 1991

Jan 01, 1991

Dec 29, 1990

Dec 31, 1987

Jun 19, 1983

TBD