Year	% of total merchandise imports
1960	0.41260270953899025
1961	0.44225662944339117
1962	0.48310290538870804
1963	0.4436366065613014
1964	0.4137186346467154
1965	0.43614009891776534
1966	0.4379469246413189
1967	0.4447881780133523
1968	0.4194043961152691
1969	0.36507842608419133
1970	0.39767401603881863
1971	0.3724147826212955
1972	0.38336085814729354
1973	0.4019718144146401
1974	0.3143404519838354
1975	0.3073505701285013
1976	0.3514160146492066
1977	0.3112290724012028
1978	0.31101024711444014
1979	0.31250920540693566
1980	0.27904411580310357
1981	0.28776857468471156
1982	0.32203856144496634
1983	0.3463386057656173
1984	0.3485377451564836
1985	0.38925246644993267
1986	0.3944322404393883
1987	0.42677043262397346
1988	0.4254656267863864
1989	0.44609101314248606
1990	0.4380102112201933
1991	0.43257564729781495
1992	0.8010926195867565
1993	1.7206985332786504
1994	1.998318155565521
1995	2.0867568572309985
1996	2.04120313386001
1997	2.030343831579548
1998	1.9589931304989385
1999	1.9933918427097816
2000	2.3124567161553675
2001	2.4362951792815646
2002	2.509118827597514
2003	2.7769011178399516
2004	3.1245562297686926
2005	3.5317321089205658
2006	3.899929411649674
2007	3.981530875399715
2008	4.559974329709982
2009	3.8801924232447984
2010	4.227606926016452
2011	4.678144663636871
2012	4.648523446150684
2013	4.652959942452618
2014	4.427641362960834
2015	3.6242698842965773
2016	3.37481656045556
2017	3.730085607826638
2018	4.00650666508034
2019	3.886545337436237
2020	3.504437029792111