Year Percent Change From Preceding Period 2004-01-01 2.131480166486710 2005-01-01 10.950339088562800 2006-01-01 3.233701735296120 2007-01-01 6.896569193191930 2008-01-01 8.416693615918070 2009-01-01 6.339905205302220 2010-01-01 17.272269475772700 2011-01-01 0.218247191662233 2012-01-01 11.518704437097100 2013-01-01 8.096427598010430 2014-01-01 7.077012935883010 2015-01-01 -2.904041597213970 2016-01-01 -6.012885266744940 2017-01-01 -0.482440041995214 2018-01-01 1.541369339584200 2019-01-01 2.746611632261770