1997-05-01 2004-08-20 2005-05-20 2001-02-15 2004-05-07 1993-03-11 2008-08-23 2007-05-13 2008-01-01 2001-03-12 2001-08-23 1994-11-24 1998-10-01 2004-02-15 1996-10-03 1998-01-01 2020-10-05 2015-10-01 1994-08-18 1995-06-14 2011-10-10 2006-09-30 2009-05-14 2010-12-09 1994-09-21