Year	% of total merchandise imports
1960	1.5698587127158554
1961	0.3784295175023652
1962	2.7416356877323422
1963	0.6314839873703203
1964	1.0441767068273093
1965	3.169443315725315
1966	1.8407362945178072
1967	1.912777352716144
1968	2.6170798898071626
1969	0.7653061224489794
1970	1.4337502857702733
1971	1.8029471251083502
1972	2.4937493205783237
1973	2.3119609938943144
1974	4.190966922242123
1975	2.50833409685172
1976	2.3502861815208504
1977	3.361505744102429
1978	1.3147036493872104
1979	1.6735645543066915
1980	1.729686471269326
1981	1.3597949394716138
1982	1.0598242922883838
1983	1.9088388291445717
1984	1.9966292693848104
1985	1.773679376114403
1986	2.4208951144037654
1987	1.5775005286529924
1988	2.590768897786916
1989	2.8127624987077686
1990	2.185214927449837
1991	1.3541485814798893
1992	1.7207036774146016
1993	1.4739180686700823
1994	1.971073926440679
1995	1.2949619943155781
1996	2.4769130926810607
1997	3.5402899404753767
1998	1.727779382992905
1999	1.3655679698737764
2000	1.555607147534703
2001	2.051294948289363
2002	2.5202742773001163
2003	1.9319141334485437
2004	2.7198009518999355
2005	2.349711179522461
2006	2.3667529434858756
2007	2.4848550971967844
2008	3.1198555355241098
2009	2.334222439423898
2010	2.2084073271674094
2011	3.7946985003036504
2012	3.134001495079702
2013	3.2390638822785798
2014	2.7106324919936453
2015	2.617639665092568
2016	2.642184693250825
2017	3.127648749826051
2018	2.2897341897767984
2019	2.3707417335381855
2020	1.8696534930077973