Year	Percent Change
2000-01-01	1.5686
2001-01-01	1.4481
2002-01-01	0.7967
2003-01-01	0.9860
2004-01-01	1.2571
2005-01-01	4.1203
2006-01-01	3.0923
2007-01-01	5.4646
2008-01-01	6.3000
2009-01-01	4.6096
2010-01-01	4.4964
2011-01-01	4.9053
2012-01-01	3.1993
2013-01-01	2.7027
2014-01-01	3.1270
2015-01-01	3.6782
2016-01-01	3.4817
2017-01-01	1.5068
2018-01-01	2.5000
2019-01-01	3.7000