Year	% of total merchandise imports
1960	86.73469387755102
1961	100
1963	87.12121212121212
1964	86.77966101694915
1965	87.13235294117648
1966	86.7816091954023
1967	88.38268792710706
1968	91.23711340206185
1969	84.1638334041649
1970	85.52635567275924
1971	89.76864061376168
1972	87.53506777308567
1973	91.90286624203821
1974	90.85404507399393
1975	82.08495580462237
1976	78.98910356194487
1977	86.15462675207712
1978	88.73501520844516
1979	90.7925135253692
1980	87.68277539849471
1981	78.14638255902356
1982	81.91516675372506
1983	88.2273615029296
1984	87.19008264462809
1985	84.26753579227038
1986	84.2675357636477
1987	79.50751024465231
1988	76.84927066795201
1989	73.4925417562198
1990	68.87988963362531
1991	70.32572438751133
1992	66.6342470236209
1993	73.24437226638076
1994	58.636612419134494
1995	73.45356263309537
1996	47.25159838793081
1997	59.536806932254514
1998	57.85416023158394
1999	57.92274012747593
2000	63.84702728027716
2001	65.43840533805829
2002	64.150749740507
2003	57.465356459458036
2004	34.147870182672314
2005	27.462406060657834
2006	51.23240746226011
2007	48.39169861678045
2008	60.36616715552573
2009	62.20637875114018
2010	54.8751254006522
2011	67.49001317476512
2012	54.17274648309308
2013	60.87155669909406
2014	62.14369149781075
2015	55.29320182335638
2016	68.55269028708754
2017	64.5715726192443
2018	49.64414047976234
2019	45.91327384161911
2020	52.14866611549963