Year	% of total merchandise exports
1981	4.246284500773505
1982	4.096416712291793
1983	5.910165484684801
1984	3.89954928412743
1985	2.52870768230163
1986	4.883671320050069
1987	4.906607435312426
1988	7.404175302323725
1989	7.403754144407983
1990	12.174825260946351
1991	27.134054653534196
1992	18.177136972193615
1993	31.60246694193279
1994	20.612187587756246
1995	16.453609990069094
1996	19.09071625539136
1997	22.53842405988395
1998	29.309845280176162
1999	57.16319182784895
2000	49.84416885080169
2001	39.97382556664012
2002	44.89029617665821
2003	46.178659841600236
2004	47.81787517003752
2005	48.12540106806005
2006	68.07438924225761
2007	72.51072100141417
2008	64.62818955170427
2009	75.32750050445514
2010	84.67947840098701
2011	87.660076923038
2012	87.84501811863518
2013	86.82249662535514
2014	87.91203499855739
2015	83.67190503559034
2016	79.38844494467526
2017	85.13410886600148
2018	93.01444287764
2019	89.15450588055371
2020	92.3433367386962