Year	annual % growth
1987	-7.76224652725558
1988	3.43641022420307
1989	-2.35199784676725
1990	4.87550948860248
1991	3.67163372676156
1992	-0.143327868542315
1993	-7.30303708649703
1994	1.01115769441765
1995	2.73827893736609
1996	5.17033124172019
1997	-0.345406420381224
1998	-0.933228219344954
1999	2.56537851157519
2000	0.311566826676483
2001	4.79374180505579
2002	2.40713304659504
2003	5.61838575464509
2004	10.5271395583585
2005	2.8675499189339
2006	4.21956831412254
2007	11.2672843543918
2008	-2.31996201165423
2009	7.60344893319717
2010	0.78008800644136
2011	-3.29381331327238
2012	7.22749068255588
2013	0.797482432660985
2014	3.88252865971933
2015	-0.61104048307881
2016	-1.48833011140752
2017	-1.21574359047597