Year	annual % growth
1982	-27.2505394821404
1983	-33.7607573668095
1984	-43.2597058914845
1985	9.11694811070669
1986	0.741948255265186
1987	-35.4684552751311
1988	-14.3047050194325
1989	35.4632072056215
1990	40.3239852627324
1991	-0.633805261418757
1992	-2.41624621704412
1993	15.7223061706383
1994	-10.8332245521826
1995	-26.2298546737057
1996	17.9325684727364
1997	8.83120687938923
1998	-4.98980823036686
1999	-2.86664847170674
2000	16.9474873964298
2001	-21.9381230840971
2002	20.3069552734411
2003	50.0672867162225
2004	-23.9829129865717
2005	-10.4259232549477
2006	59.3007527794596
2007	41.7032740059874
2008	-0.719934066033559
2009	34.7456377588564
2010	18.3352775485885
2011	-7.91500935710354
2012	3.3598670052658
2013	7.81652399692776
2014	12.9863767149943
2015	0.300004488130185
2016	-6.41208681473898
2017	-1.82955185184545