Year	Percent Change
2000-01-01	8.0331
2001-01-01	4.8715
2002-01-01	8.3338
2003-01-01	7.7108
2004-01-01	8.4180
2005-01-01	8.4895
2006-01-01	7.1998
2007-01-01	7.9987
2008-01-01	14.2843
2009-01-01	11.2591
2010-01-01	12.9777
2011-01-01	18.2771
2012-01-01	35.3523
2013-01-01	36.5223
2014-01-01	36.9066
2015-01-01	16.9096
2016-01-01	17.7503
2017-01-01	32.3516
2018-01-01	43.5242
2019-01-01	39.5000