Year Percent Change 1996-01-01 3.298330729573090 1997-01-01 1.827055123008390 1998-01-01 -1.140325841394100 1999-01-01 1.112118551038070 2000-01-01 1.826330063396140 2001-01-01 -0.933714653384273 2002-01-01 0.107973733412787 2003-01-01 -1.323797870898540 2004-01-01 -2.564320112155140 2005-01-01 -0.906710410901694 2006-01-01 -0.709295230771588 2007-01-01 -1.155485176563110 2008-01-01 2.976859149244930 2009-01-01 1.301041683928180 2010-01-01 -0.709990119452440