Year	% of total merchandise imports
1960	10.95890410958904
1961	13.350268134349422
1962	11.952764976958525
1963	12.223626026531901
1964	15.829084729303228
1965	16.44458888527787
1966	15.003521953510212
1967	14.62329719210453
1968	15.319265552206085
1969	16.709169971181826
1970	11.685215852868266
1971	19.66507800404185
1972	43.18911070346624
1973	42.385288087763904
1974	11.378291717543016
1975	4.522430919052152
1976	3.9578574947377745
1977	3.9825310814495376
1978	4.456361516642277
1979	2.4390782529842356
1980	2.6363137155155156
1981	4.4054876928873465
1982	2.4569985770997085
1983	1.0701321855891253
1984	1.282790398280005
1985	1.4158205044218801
1986	2.1329176093612237
1987	4.811944589522662
1988	5.024263102736883
1989	2.6037824518687436
1990	2.851997590439839
1991	3.706639910106017
1992	8.7821066574522
1993	10.968431932515943
1994	3.402646502835539
1995	3.615264449899576
1996	3.3122362869198314
1997	3.1238167360848164
1998	9.130689572065704
1999	14.229248922762128
2000	6.2553345122471296
2001	6.140035464486568
2002	0.2544931800740666
2003	2.6018527466287438
2004	0.1478353510063353
2005	0.1461502156165357
2006	0.6064477416365637
2007	0.00606435499825859
2008	0.0013332660289739051
2009	0.005540744353375488
2010	0.007526154646457886
2011	0.017577389835447505
2012	0.03566397030281592
2013	0.021567314667171756
2014	0.004501466983253759
2015	0.004395479301381586
2016	0.06533437588439028
2017	0.13133041328961484
2018	0.035560911280139884
2019	2.088975325885233
2020	2.1110772804026667