Year	% of total merchandise imports
1960	4.507570703870027
1961	4.587736561657394
1962	4.40555622361395
1963	4.336551214749256
1964	5.022149997819818
1965	4.940925386561021
1966	4.872532359920534
1967	4.708137912266382
1968	4.549519674699955
1969	4.626508560342266
1970	4.178927019411248
1971	3.7965625759607944
1972	3.768387739977603
1973	3.6370779010311787
1974	4.229731600521477
1975	3.697013118478286
1976	3.4634380214452936
1977	3.8005199868188546
1978	3.4235420527472824
1979	3.537346476675196
1980	3.7322512218722257
1981	3.1045124737965395
1982	3.059879120455118
1983	3.0530503657811354
1984	3.3719160513484447
1985	3.4800593938180793
1986	2.4897538968921418
1987	1.9666263858388058
1988	1.9231934688896002
1989	1.92556541244711
1990	1.9219143026839671
1991	1.7378979168672508
1992	1.546939233775449
1993	1.3944290760814255
1994	1.4185749275273698
1995	1.3457075720005458
1996	1.4107076290385612
1997	1.429624514533479
1998	1.3088727273317318
1999	1.270633682365342
2000	1.3620643265498267
2001	1.5018102400493256
2002	1.4185691560501688
2003	1.3668137720105278
2004	1.2805447751920223
2005	1.3766562747311553
2006	1.3766233350311474
2007	1.3540380118274955
2008	1.5256925990052306
2009	1.455256008000948
2010	1.4158649555219527
2011	1.7134367664494503
2012	1.896825961881078
2013	1.7772206967003847
2014	1.7640854774930517
2015	1.550005653506621
2016	1.3702602425454193
2017	1.3159293666846774
2018	1.4410822567226778
2019	1.4591197513871867
2020	1.3787447848655805