Year	Percent
2000	-129.99842
2001	-137.97958
2002	-151.52541
2003	-97.96486
2004	-37.52633
2005	-15.22273
2006	-13.66517
2007	-20.36774
2008	-16.75573
2009	-31.49505
2010	-25.55333
2011	-22.92878
2012	-19.21137
2013	-16.574
2014	-26.14589
2015	-27.50589
2016	-34.70834