Year	Percent Change
2001-01-01	11.5385
2002-01-01	15.8267
2003-01-01	15.5725
2004-01-01	15.3236
2005-01-01	10.2520
2006-01-01	12.0000
2007-01-01	18.4137
2008-01-01	25.3036
2009-01-01	10.8159
2010-01-01	12.2990
2011-01-01	21.5273
2012-01-01	30.5705
2013-01-01	34.7000
2014-01-01	15.5600
2015-01-01	11.9190
2016-01-01	9.0504
2017-01-01	9.8851
2018-01-01	12.0974
2019-01-01	11.4731