Year	% of total merchandise imports
1960	5.359646960554959
1961	5.269562605644492
1962	5.278972036729929
1963	5.3485729651842835
1964	5.313314649590561
1965	5.166864702672611
1966	4.906165159231041
1967	4.968280027615774
1968	5.35267246737285
1969	4.944370429988742
1970	4.709778106331178
1971	5.194755602393323
1972	4.97899615132431
1973	5.241149836946729
1974	9.699348486215314
1975	9.837526606313721
1976	10.676521128068012
1977	10.649953070742797
1978	9.223614534729037
1979	10.749074150538176
1980	13.346645753885463
1981	13.15580912187873
1982	10.372548895843156
1983	8.083262368932512
1984	7.013777126691605
1985	6.012990969001267
1986	3.966500610447745
1987	3.8458405776551268
1988	3.2907970368188972
1989	3.628481659002336
1990	4.193369781390286
1991	3.8545115667775196
1992	3.6390512241120767
1993	3.531943443501388
1994	3.0803724528952356
1995	2.90494907912104
1996	3.1866449075324272
1997	3.230288447189748
1998	2.4558245444984355
1999	2.714731175560584
2000	3.724741425761228
2001	3.570881191616457
2002	3.2725181761444357
2003	3.5244701398479017
2004	3.774052732502473
2005	4.612531692988958
2006	4.899507099006595
2007	4.63850009920153
2008	5.860519489108679
2009	4.363536204651954
2010	4.778930917812732
2011	5.46113269441361
2012	6.278520810796438
2013	5.768876465535099
2014	5.226653253930153
2015	3.538890177448925
2016	3.1183374387431884
2017	3.4196137883260134
2018	3.924283129327244
2019	3.590016740438931
2020	2.518790874941452