Year	% of total merchandise imports
1960	73.86889172321803
1961	75.82632833479165
1962	73.82436304715897
1963	72.97396713626195
1964	70.65411777661946
1965	71.80762330867056
1966	74.05338872452452
1967	74.45224336078375
1968	74.51092775581544
1969	75.27540706396476
1970	67.86761698285495
1971	68.24651499792218
1972	68.40679569665251
1973	69.92566910182948
1974	70.76334462602941
1975	70.75523413821347
1976	69.47380982084258
1977	68.47460143824422
1978	69.72897915598932
1979	68.89374854322709
1980	69.76414793984634
1981	72.21235574859732
1982	72.44700491424564
1983	72.10794459013078
1984	71.9493711237195
1985	71.54279294968165
1986	73.42791489567252
1987	74.1023604239599
1988	74.56949637215702
1989	75.25667498704736
1990	78.38568933730033
1991	80.28350883796199
1992	79.69911781275356
1993	79.89929827995044
1994	78.471066380058
1995	77.24736739702945
1996	75.83002784100876
1997	76.57260832418423
1998	77.61966242192109
1999	77.72688140964881
2000	75.42690322152133
2001	75.28498835637653
2002	74.52862558330867
2003	72.74132183558132
2004	70.76213940540332
2005	68.88945043157915
2006	67.65878589061003
2007	66.5039514120021
2008	65.25073901696628
2009	64.89090705201099
2010	63.209710080403134
2011	61.420612601131296
2012	61.28709904350619
2013	61.08595055147193
2014	61.04211236179275
2015	61.300040197940085
2016	61.94147546909805
2017	62.47005737019039
2018	62.07093715930997
2019	61.071394964783664
2020	60.73406270753262