Year	% of total merchandise imports
1981	0.06794170601623808
1984	0.5376500222466689
1986	0.06072986542269078
1987	0.14315521976481357
1988	0.06013354219797169
1989	0.09914618494401634
1990	0.09677709084852192
1991	0.04230790872321108
1992	1.793392012744913
1993	2.478973188207535
1994	5.141983558971477
1995	5.314785111234022
1996	2.6292005078471705
1997	2.3134861502443345
1998	3.075527485475568
1999	3.3066536298974984
2000	4.151309261385446
2001	3.442084590233241
2002	3.8711154205940126
2003	3.4778994731096864
2004	3.5903419348799237
2005	4.0118992911823295
2006	4.024463069607105
2007	3.5624418296944946
2008	3.1769750858596826
2009	3.1712635705501744
2010	3.4603342884619672
2011	2.670897064673345
2012	2.564140234358303
2013	2.1270608245374385
2014	2.9353113936075323
2015	3.4493352690193824
2016	3.6688640780430437
2017	4.164262124141586
2018	8.242128111939733
2019	8.684539675683626
2020	7.485899108067636