Year	% of total merchandise exports
1985	0.0015992950496937484
1986	0.004425553919887053
1987	0.006991843839412523
1988	0.004751916981125227
1989	0.006202868747564438
1990	0.005916712080147281
1991	0.008109800713009745
1992	1.6973899744834042
1993	0.00012384882517964382
1994	0.6167984886120859
1995	0.9808375837155532
1998	0.0005957735822199851
1999	0.019302577894616764
2000	0.8101382157013991
2001	0.7978440806295206
2002	0.6340882498414432
2003	0.6694115143884399
2004	0.4893084550840657
2005	0.5887423546956574
2006	0.9159321185170214
2007	1.2419608111795057
2008	1.4758904229638767
2009	0.27561771396142615
2010	0.27344309245956483
2011	0.3394024995166673
2012	0.620204476883557
2013	0.3586528765090313
2014	0.5560397730936943
2015	0.27284704076181787
2016	0.11695689102341562
2017	0.0920957794888002
2018	0.5139916874297853
2019	0.14388942122779125
2020	0.039009860464093514