Year	Percent
2009-01-01	1.195096711655450
2010-01-01	3.983479418558330
2011-01-01	4.971485716923810
2012-01-01	6.581474476836840
2013-01-01	4.821019562973910
2014-01-01	1.854604213409170
2015-01-01	-3.749145247996350
2016-01-01	-0.783359624361543
2017-01-01	4.321352183031980