Year	Percent Change From Preceding Period
2004-01-01	15.24435614005180
2005-01-01	17.19539205121750
2006-01-01	24.56239668792530
2007-01-01	27.55859750083400
2008-01-01	24.83440596989260
2009-01-01	16.08732089314260
2010-01-01	12.89007211435430
2011-01-01	11.93923596134500
2012-01-01	10.40610613313490
2013-01-01	7.13444348534597
2014-01-01	6.42645526218369
2015-01-01	3.95879744719523
2016-01-01	5.12268803929903
2017-01-01	7.69013863898033
2018-01-01	6.00000000000012
2019-01-01	4.99999999999992