Year	annual % growth
1991	4.83689871181599
1992	7.92814356985303
1993	-2.36791481206637
1994	-3.29873935867488
1995	4.94848952878495
1996	11.0464989371067
1997	0.607998566989608
1998	2.23017989278198
1999	-1.22051322901638
2000	0.70049949603812
2001	26.1494594968824
2002	8.87044203696097
2003	7.7545406462211
2004	2.84721422000518
2005	8.9787951543167
2006	-3.39358787783344
2007	17.9716778166078
2008	-6.54772913103957
2009	12.501964702297
2010	3.74993253895323
2011	0.160118375854921
2012	2.38313112466942
2013	12.3952711576669
2014	2.86325480354444
2015	2.36627514222781
2016	0.454548838435741
2017	1.66798510032791