Year	% of total merchandise imports
1960	1.6948280739654862
1961	0.9230675184155027
1962	0.7752356770481619
1964	1.400560224089636
1965	2.5544682921554847
1966	1.8102319881917173
1967	1.8713605082053997
1968	1.30358417037159
1969	1.3376309427880742
1970	1.435740442928833
1971	1.911412406340792
1972	0.9661244955362602
1973	0.9406695044405907
1974	1.0679258990192517
1975	0.4355793628418382
1976	0.8558815580047449
1977	1.9784493782360917
1978	2.3359166537652425
1979	2.4954390716394887
1980	2.956520756656903
1981	1.4854091656074329
1982	0.042399474107686075
1983	0.4228881695729351
1984	0.09353632351853207
1985	0.32097284519155406
1986	1.4854091658411712
1987	2.0864477456448824
1988	1.4854091654758612
1989	1.4854091657400808
1990	2.1740650909106205
1991	2.775886570355077
1992	6.663223424758908
1993	6.4610564566780155
1994	6.425260195206814
1995	2.8786562684356487
1996	5.320107435637831
1997	4.3156162923998584
1998	4.842873100740229
1999	3.8871670203203146
2000	4.515981574164005
2001	4.3349023768775865
2002	7.335708349102714
2003	8.241494782211953
2004	11.10448907165785
2005	10.07927247456415
2006	11.999879570650538
2007	15.508840369020247
2008	18.583240536678197
2009	19.367267695560304
2010	20.15863861141523
2011	25.681153516676027
2012	26.08069878204712
2013	26.56276084940344
2014	28.703644910559678
2015	31.854518804250496
2016	33.682833312989494
2017	33.17584497800136
2018	34.65398202918254
2019	36.66363511166242
2020	38.682004584163884