Year	Percent Change From Preceding Period
2004-01-01	38.923537224959900
2005-01-01	41.751348977777100
2006-01-01	54.095923810095200
2007-01-01	27.100201350511200
2008-01-01	44.166662123694000
2009-01-01	39.475819143752300
2010-01-01	52.395797103707600
2011-01-01	20.501893490549000
2012-01-01	25.397597068029700
2013-01-01	14.428536972379000
2014-01-01	19.990359288178600
2015-01-01	29.887290195497300
2016-01-01	4.606367389820570
2017-01-01	0.369168430080837