Year Percent Change From Preceding Period 2004-01-01 6.632294352003910 2005-01-01 4.670329670329710 2006-01-01 3.947506561679840 2007-01-01 3.646096353903530 2008-01-01 2.649812008916850 2009-01-01 0.295970945066820 2010-01-01 6.039249491429070 2011-01-01 5.091338113647270 2012-01-01 5.061682086868080 2013-01-01 5.614721454942140 2014-01-01 6.351674850493830 2015-01-01 6.106733095603140 2016-01-01 0.700096053642765 2017-01-01 -0.770332129602775 2018-01-01 1.059886036815300 2019-01-01 3.077583874499930