Year	% of total merchandise imports
1970	79.45205479452055
1971	80.48231511254019
1972	82.21144127754194
1973	80.98196153386692
1974	76.23879587349907
1975	78.98302615283748
1976	85.46071292803462
1977	86.58529530861341
1978	86.7858205624163
1979	88.14938331943766
1980	83.96714080677721
1981	84.59279979501196
1982	83.63295443711135
1983	85.16515078985161
1984	85.50374829622899
1985	83.69833436150525
1986	82.30446275851345
1987	80.4521083900884
1988	75.58057705840957
1989	76.68166126163824
1990	73.29149232914924
1991	71.21840650359252
1992	73.65338233605145
1993	70.10758196721312
1994	72.90715372907154
1995	70.0090592666762
1996	69.43609687113312
1997	71.12881835476206
1998	72.99013264315755
1999	70.35537651928617
2000	73.02312448021439
2001	71.77135628217286
2002	72.63619141515083
2003	66.05433576401477
2004	46.104620823304565
2005	49.78390479241726
2006	49.31302567714508
2007	48.254099748906334
2008	50.263692099812054
2009	41.84442858342851
2010	35.80196622813074
2011	39.76351958774043
2012	46.49439568398953
2013	35.49499367158088
2014	34.801172475785634
2015	34.88930943889114
2016	36.18042876112036
2017	48.244511201219964
2018	49.29044985115462
2019	45.42719655589293
2020	45.0457833471549