Year	% of total merchandise imports
1960	0.40168522164941184
1961	0.4242511309512448
1962	0.46870256020687334
1963	0.4348367032491883
1964	0.40580325618622554
1965	0.4277961761997992
1966	0.43167151200805265
1967	0.42943705446924185
1968	0.40672653898268846
1969	0.3502097977800785
1970	0.38375105058953585
1971	0.3618249997901276
1972	0.36827731069069863
1973	0.3882323168001704
1974	0.3037874042050555
1975	0.29595562056895697
1976	0.3361752850194999
1977	0.29054140531969785
1978	0.2848847202879408
1979	0.2958211809849249
1980	0.2617996293419589
1981	0.2681798182894386
1982	0.2939922495928402
1983	0.3151079015288024
1984	0.3118838790304369
1985	0.353178850637039
1986	0.36450041969747243
1987	0.40256186800071536
1988	0.4024020428434114
1989	0.42492841291957556
1990	0.4279222886953704
1991	0.4347797681098893
1992	0.8529720481057136
1993	1.8362786664606174
1994	2.094159252981459
1995	2.216536947268662
1996	2.1501428107763925
1997	2.124430429730915
1998	2.029325094958197
1999	2.046151389343265
2000	2.426358978205212
2001	2.5313687822827853
2002	2.6178473883558695
2003	2.8887138904424505
2004	3.2876980191869505
2005	3.729860875180565
2006	4.150936761978476
2007	4.266275534326705
2008	4.84735011482204
2009	4.197153577785506
2010	4.561133192459611
2011	5.001410972961004
2012	4.950050168299265
2013	5.018736062683484
2014	4.742171266224013
2015	3.9148672849784107
2016	3.5922909173076945
2017	3.9261406049355534
2018	4.238573616757144
2019	4.1133493435109605
2020	3.6988774161325204