Year	% of total merchandise imports
1960	0.5997128135822283
1961	0.297637895003483
1962	0.6529503382130564
1963	0.4642996799190598
1964	0.31164419582163044
1965	0.45749208891896975
1966	0.6036994046871221
1967	0.3896865188448404
1968	0.3870130467347758
1969	0.43781055882708075
1970	0.7313220776634708
1971	0.4503993085093751
1972	0.8287261695633424
1973	0.3065520724410507
1974	0.540269649326835
1975	0.5858229954333845
1976	0.5754718636800523
1977	1.1372967442518709
1978	2.2107717929893735
1979	2.4375549051060243
1980	1.6666475543096655
1981	2.2175343399459213
1982	2.039082373139579
1983	2.610052930524549
1984	1.7824217864448089
1985	2.3854005894930577
1986	2.1807367609107264
1987	1.785490569716464
1988	2.4083958998737156
1989	2.5806584655148788
1990	1.9494402763839291
1991	1.6635851934695356
1992	1.3959046641115869
1993	1.2732392605329272
1994	1.3225830612258591
1995	1.4718877874568506
1996	1.5440450889748363
1997	1.5891163467452607
1998	1.2703629432557073
1999	1.1639777689757342
2000	1.2563852195417133
2001	1.6047721650515292
2002	1.686398565826262
2003	2.245928407800378
2004	2.383738598261964
2005	2.4287538873396763
2006	2.525782388845079
2007	3.052030331511022
2008	3.550151510138873
2009	3.665885952128791
2010	3.7599553958134595
2011	3.949770395977492
2012	3.904396481670852
2013	3.7972992492835913
2014	3.9224194212000763
2015	3.8213815803290196
2016	3.855996771024781
2017	4.056347863600054
2018	4.33103029296175
2019	4.762286534582327
2020	5.052633331480248