Year	Percent Change From Preceding Period
2004-01-01	17.24870049051910
2005-01-01	1.29253824539494
2006-01-01	5.23157851477418
2007-01-01	7.79504803561665
2008-01-01	11.83428737048040
2009-01-01	8.67227108541069
2010-01-01	30.22014875318600
2011-01-01	19.21456859647920
2012-01-01	30.95254097337570
2013-01-01	-18.08770373411740
2014-01-01	5.42959694238326
2015-01-01	-2.09530763157224
2016-01-01	13.23545989819540
2017-01-01	1.05987042624558