Year	% of total merchandise imports
1960	0.16051364365971107
1961	0.2280252389579559
1962	0.0679167281854422
1963	0.030254689476868914
1964	0.18583817783284093
1965	0.1790383754623195
1966	0.26128968645237627
1967	0.5388102694426171
1968	0.25164919212698944
1969	0.5548094002507662
1970	0.44562954106925634
1971	0.3068160259009563
1972	1.1589665886400882
1973	2.2820254553533466
1974	0.9819598293376915
1975	0.8297521927447548
1976	0.6277181666479331
1977	1.655458969277613
1978	1.3819470702606382
1979	0.9987450625307941
1980	1.7700967463784325
1981	1.496379972048623
1982	1.3573421695844168
1983	1.1938372798779275
1984	2.2636028403714143
1985	1.8734813040287723
1986	1.559993013319767
1987	1.6897125336693224
1988	1.6390503440888624
1989	1.6342984785963928
1990	1.4768581627202242
1991	1.5769523316267156
1992	1.4002842952746488
1993	1.052252129394597
1994	2.1621652916223906
1995	1.4970455948871662
1996	1.2132214031361361
1997	1.2895661510302752
1998	1.506310598820398
1999	1.8525241050540646
2000	1.1993740282836551
2001	1.4254018112750642
2002	1.1970664295368383
2003	1.1147488506843044
2004	1.2544442705292365
2005	1.307303089007013
2006	1.391305567976159
2007	1.3960839014689586
2008	1.2822991128902557
2009	1.9310060597356986
2010	1.8303135042754377
2011	1.7768690622375098
2012	2.5270616672396997
2013	2.9199680381076907
2014	3.2522456561703077
2015	2.955556624752258
2016	2.916321157611221
2017	3.2419556124387414
2018	2.9308888093976906
2019	2.7776942909382885
2020	3.3930061826803666