Year	% of total merchandise exports
1987	0.03195609825641446
1989	0.0038061778983551914
1993	1.873604160446226
1994	6.624877441039686
1995	0.017147643264437153
1996	0.003775220630184506
2000	11.22552435211374
2001	0.2870981411108167
2002	7.741656849521167
2003	1.4247255382008293
2004	4.124218064125077
2005	1.0859201460674852
2006	6.28258635272679
2007	9.260233419133536
2008	9.901299833002142
2009	3.1797118461861977
2010	1.8719553016055843
2011	1.7038356218430233
2012	2.349563700312638
2013	2.724584858697226
2014	1.9676509739604768
2015	2.938244079472654
2016	2.106392793788648
2017	2.623839318446405
2018	4.63196534311141
2019	2.1994654601536783
2020	5.684036135579964