Year	% of total merchandise imports
1960	15.978302796096939
1961	15.254186722334948
1962	15.501673084188514
1963	15.5325846713819
1964	15.689625083350759
1965	15.284492924556389
1966	15.550101260782048
1967	14.86394587112138
1968	14.66810153914577
1969	14.413147562569359
1970	13.838986848708828
1971	13.334009269672459
1972	13.177161286119663
1973	13.893118733878843
1974	16.83903075599956
1975	15.78667661719216
1976	16.23839941579058
1977	16.653987588967688
1978	15.49639333540194
1979	16.340721465886038
1980	16.671889926845328
1981	14.910253053606997
1982	15.307504572428163
1983	15.64639238679959
1984	15.755199833991963
1985	15.571039374422519
1986	12.78286776496729
1987	12.798520017597678
1988	12.752210597615104
1989	13.451570664626173
1990	13.55184350440502
1991	13.868656093357487
1992	14.631599032234604
1993	16.739259389562893
1994	17.193319923243802
1995	17.274368732164906
1996	18.088114678663988
1997	18.48159811498194
1998	18.21622646907714
1999	19.02059685570118
2000	20.670685986260064
2001	21.08500927175407
2002	21.60688340203365
2003	22.32267002171134
2004	23.14319240364504
2005	24.5226100479014
2006	25.590232508285265
2007	25.98741849185841
2008	27.08630226744869
2009	27.129375834298415
2010	28.539549778014866
2011	28.658927959002277
2012	29.249992377060448
2013	28.650160493383186
2014	29.00912807855647
2015	29.431131480222806
2016	29.24479458821346
2017	29.905494529036698
2018	30.024644875649813
2019	30.08077052902527
2020	30.287344740392847