Year	Percent Change From Preceding Period
2004-01-01	85.86630086776100
2005-01-01	-47.91760322487390
2006-01-01	61.27106473999050
2007-01-01	-44.38563178214960
2008-01-01	-47.95322766702060
2009-01-01	340.03478084055200
2010-01-01	68.58186116060370
2011-01-01	33.14809756452640
2012-01-01	19.94601923526200
2013-01-01	4.55098343593099
2014-01-01	12.58279432466640
2015-01-01	8.19682970356305
2016-01-01	17.54716361976520
2017-01-01	41.71871347515310
2018-01-01	18.48082103518280
2019-01-01	18.18237231022100