Year	% of total merchandise exports
1989	0.0027373332493020736
1991	0.008033463744791426
1999	2.8288402240029764E-05
2001	0.0013450506987846818
2003	0.011990656250381268
2004	0.0038474088491655036
2005	0.03251699075202646
2006	0.0001792989660302309
2007	0.01615425004740996
2008	0.01167508409292035
2009	0.18158289435578312
2010	0.1481354893633408
2011	0.12864112016568136
2012	0.14028936405403933
2013	0.12955305710423062
2014	0.19183570330841912
2015	0.09659312030490812
2016	0.16912410471032358
2017	0.11219362885805649
2018	0.1182577302107832
2019	0.09573202860081992
2020	0.1020488157168291