Year	% of total merchandise imports
1960	1.22458135944366
1961	1.2949555594796633
1962	1.4573790970198084
1963	1.8311534795458524
1964	2.169815025723599
1965	1.9231176905448029
1966	1.7004769721846242
1967	1.6498385192387832
1968	2.4565077966180313
1969	2.267687487970352
1970	1.8901385468966827
1971	1.6604639665557044
1972	1.5985949132627024
1973	1.650119443792375
1974	3.2135426021799014
1975	1.8414896439993853
1976	1.0991684812894709
1977	1.04926186510338
1978	1.173880797820216
1979	1.6586916452883103
1980	3.8407526077482705
1981	1.4320796108125624
1982	2.1898862818893687
1983	1.4924214355040895
1984	1.3187135985022074
1985	1.0199033955121526
1986	1.0882698111369582
1987	1.2116348474207683
1988	0.8949390025095508
1989	1.1496013756630081
1990	1.0296725877351385
1991	1.199353031250508
1992	1.55935797249017
1993	1.4142124038166985
1994	1.3215710987682938
1995	1.3646656545843765
1996	1.696530512149327
1997	1.4163171290781862
1998	0.9782492431651774
1999	1.236669005440315
2000	4.752454358105082
2001	3.095405811895628
2002	3.15702817536983
2003	2.9288117859701637
2004	3.074120875244875
2005	3.065465746457139
2006	2.954540982726254
2007	3.1237554700019157
2008	3.1081560887978577
2009	3.5945788934544023
2010	4.016047884915751
2011	4.508502019138905
2012	4.0340679958831815
2013	3.8812275543590466
2014	4.532509347749877
2015	4.842629192000735
2016	4.9595134534179515
2017	4.849663728542271
2018	5.26099669264753
2019	5.525222031374905
2020	5.402886608902685