Year	% of total merchandise imports
1960	1.909560048823099
1961	1.984871303008119
1962	1.9843728984142082
1963	1.9692344588119883
1964	2.371722395700989
1965	2.580451657472876
1966	2.8227603321327384
1967	2.658279718134256
1968	2.6263894230564695
1969	2.4761418558839168
1970	2.067666222383065
1971	1.9877542274572242
1972	1.9527071558262756
1973	1.9704405233257283
1974	2.1798967347429636
1975	2.0799292252296797
1976	2.0476594292322616
1977	2.1198262997794823
1978	2.33844041780237
1979	2.4938975662336738
1980	2.581469953236557
1981	2.526496009048861
1982	2.7335936821524043
1983	2.864046413615645
1984	3.0226112896173674
1985	3.0732225162329088
1986	3.1171198337573025
1987	3.566101043862445
1988	3.5117920721364424
1989	3.6818618792719757
1990	3.701324044095845
1991	3.4836019163893575
1992	3.8281897502698783
1993	4.01116040875691
1994	4.22267876728883
1995	4.916374478720529
1996	4.951024145547598
1997	5.303927063643162
1998	5.702741126918812
1999	6.292942971453506
2000	7.0081416727216
2001	7.482185674994504
2002	8.65056596126578
2003	9.727890393428662
2004	10.309234643581808
2005	11.106362304224927
2006	12.045987065895767
2007	12.899469213369356
2008	12.938708705728525
2009	14.134722182453096
2010	15.021094995907369
2011	15.077221073650396
2012	15.447633512106657
2013	15.771748317516238
2014	16.617817720431486
2015	18.679473027153502
2016	19.374711186410778
2017	19.270590495937704
2018	19.21823550590167
2019	20.215147521013204
2020	20.981975127214927