Year	Percent
2001	1.69493
2002	1.19962
2003	-3.2595
2004	1.62648
2005	6.03808
2006	4.61092
2007	2.20396
2008	8.91528
2009	-1.95071
2010	1.0191
2011	-0.63124
2012	6.83503
2013	6.58908
2014	6.14447
2015	8.36662
2016	3.22057
2017	0.0365
