Year Percent Change 2000-01-01 9.8000 2001-01-01 13.5000 2002-01-01 9.8000 2003-01-01 9.3000 2004-01-01 9.6000 2005-01-01 9.7000 2006-01-01 10.7000 2007-01-01 8.9000 2008-01-01 3.3000 2009-01-01 1.2000 2010-01-01 7.3000 2011-01-01 7.5000 2012-01-01 5.0000 2013-01-01 6.0000 2014-01-01 4.3000 2015-01-01 1.2000 2016-01-01 1.0829 2017-01-01 3.9871 2018-01-01 3.1628 2019-01-01 2.8328