Year Percent Change 1996-01-01 14.39082102919790000 1997-01-01 6.17134629794886000 1998-01-01 9.73198943758478000 1999-01-01 10.47928448906940000 2000-01-01 4.45616501761903000 2001-01-01 12.37033803454610000 2002-01-01 13.20145954011420000 2003-01-01 11.60471710338940000 2004-01-01 4.20020281461970000 2005-01-01 7.31376506010146000 2006-01-01 6.96913861540562000 2007-01-01 8.58370908265374000 2008-01-01 -0.00657317680741512 2009-01-01 -0.42264366577893100 2010-01-01 2.44336032426090000