Year Percent Change 1996-01-01 8.329283089847260 1997-01-01 9.415606911857740 1998-01-01 0.701696704717399 1999-01-01 -3.147083525061710 2000-01-01 1.209990810256120 2001-01-01 4.651538473833620 2002-01-01 13.729825676317800 2003-01-01 -0.330497355270488 2004-01-01 3.571677753357430 2005-01-01 -0.902297352819289 2006-01-01 9.445049089757540 2007-01-01 8.856532568289330 2008-01-01 10.729509567598200 2009-01-01 0.228160936636408 2010-01-01 7.560854368996740