Year	Percent Change From Preceding Period
2004-01-01	55.64142758730430
2005-01-01	27.52424681553750
2006-01-01	-5.64998227350358
2007-01-01	33.69995519859540
2008-01-01	24.49931802987900
2009-01-01	4.87059578791116
2010-01-01	22.93974671715490
2011-01-01	50.71593453284160
2012-01-01	-9.96245025451304
2013-01-01	2.84501908731087
2014-01-01	42.77041701009120
2015-01-01	24.78030606024850
2016-01-01	8.79137315503421
2017-01-01	8.05037273018332
2018-01-01	6.47745457110477
2019-01-01	7.33820024621588
