Year	% of total merchandise imports
1960	2.2161651573609786
1961	1.9396203138232733
1962	1.8242112560053196
1963	1.8576806028428685
1964	2.0204656275914967
1965	2.030563477210636
1966	2.6874973212663313
1967	2.5385645883108374
1968	2.3120778062802994
1969	2.3436194189689887
1970	2.198538168327345
1971	2.137027974471101
1972	2.163774824689622
1973	2.6789375743739336
1974	3.0048514632473906
1975	2.808115743858915
1976	2.9560262962193375
1977	3.1300176281275482
1978	3.0781545836397672
1979	3.419572520336763
1980	3.691481399885782
1981	3.8854682553514452
1982	3.8779938761826047
1983	3.8554224919730458
1984	4.079206406371796
1985	3.867793581429951
1986	3.40774570088469
1987	3.594098161885835
1988	3.8766468423344116
1989	4.254676310062888
1990	4.33287489282181
1991	5.156699000837415
1992	5.809376359811944
1993	6.970411095064402
1994	7.346530257855595
1995	7.529711018307184
1996	7.979693317801361
1997	8.185286127040753
1998	8.180463515156871
1999	8.632146010312574
2000	9.501508466945992
2001	9.798462911026158
2002	10.578187440671083
2003	11.182857798489763
2004	11.775585845182897
2005	12.533415501600162
2006	12.978630244011272
2007	13.392865015462208
2008	13.300485286237665
2009	14.670213974217669
2010	15.630840167566296
2011	14.932029958553821
2012	15.246912207896706
2013	15.426025046693109
2014	16.07862296418128
2015	17.879149686254983
2016	17.924832362700403
2017	17.857932941907265
2018	17.553661901985613
2019	17.456405911809842
2020	19.087287506271043