Year	% of total merchandise imports
1960	4.5321637426900585
1961	4.24886191198786
1962	4.287901990811639
1963	3.81791483113069
1964	4.260651629072681
1965	3.8666666666666667
1966	4.354136429608127
1967	3.708609271523179
1968	2.9914529914529915
1969	3.9352249480768924
1970	4.181505672052252
1971	3.659520169493566
1972	3.6434450445652087
1973	8.721460653129972
1974	2.5412972951971455
1975	3.491056581794478
1976	4.655597841997407
1977	4.193053930862006
1978	6.315855178509944
1979	6.0926417813444855
1980	6.3173521450838335
1981	5.975740986826901
1982	3.853898404687419
1983	3.2175994870757174
1984	4.30835010593782
1985	4.520834450581863
1986	4.5344084016350985
1987	5.274584299600336
1988	5.549504098966811
1989	5.548949662461215
1990	5.49879413313036
1991	5.884283956082536
1992	6.496795127197032
1993	7.435998946991861
1994	8.08329471830226
1995	9.508139434097798
1996	10.407250814261054
1997	11.098223680842514
1998	10.787822275812594
1999	9.653602199983698
2000	10.230068682363408
2001	9.70109616097314
2002	8.647202167390263
2003	9.86201401477851
2004	10.87868696556393
2005	8.115548272564252
2006	14.74870351552501
2007	22.156786004227914
2008	26.138726462614347
2009	19.700140687007888
2010	23.188578556038486
2011	26.087571376176726
2012	23.775268494677707
2013	24.956811968066102
2014	22.445197538872453
2015	19.260410748584764
2016	17.051815756081496
2017	16.985711223432336
2018	18.832369734954163
2019	14.540959081392806
2020	10.311223265732986