Year	Percent Change From Preceding Period
2004-01-01	22.38794450768900
2005-01-01	46.81696358190130
2006-01-01	34.38996628224130
2007-01-01	40.29580030682690
2008-01-01	106.72103791369300
2009-01-01	13.76902032416170
2010-01-01	30.55305319849660
2011-01-01	30.74246305491820
2012-01-01	-13.59841213766960
2013-01-01	34.27329108914790
2014-01-01	18.41467098271660
2015-01-01	14.09505692427170
2016-01-01	4.22705915257873
2017-01-01	1.34408812257542