Year	annual %
2006	0.300601202404805
2007	4.43245754245754
2008	-0.417929020080758
2009	5.95763688760801
2010	1.33857621672882
2011	4.58475435650401
2012	4.01518421081576
2013	2.5286478853837
2014	1.88675466275266
2015	0.330027165141066
2016	0.111682655737579
2017	2.19201010962985