Year	% of total merchandise imports
1960	7.013301088270858
1961	7.65661252900232
1962	8.095238095238095
1963	8.165680473372781
1964	7.358953393295176
1965	7.962697274031563
1966	7.401224262659989
1967	4.562846336529159
1968	4.30728989235691
1969	4.106192600588647
1970	3.3629308097480077
1971	2.33417067657159
1972	1.5792647967655227
1973	1.7150952125547096
1974	1.7918920115940886
1975	2.4934630864676692
1976	4.657763090908537
1977	6.481014462560718
1978	4.472342621166746
1979	4.9584686910342946
1980	3.4659361892067064
1981	3.017189688738292
1982	2.373975918954142
1983	2.47183705031546
1984	2.4711422703774524
1985	2.347861274150278
1986	7.039017027873702
1987	7.4203728293297
1988	6.637330533397498
1989	3.9618691540918953
1990	2.311074084483346
1991	5.942649324459405
1992	6.868638716635349
1993	6.469381695128427
1994	5.969090748954612
1995	5.278497061828936
1996	5.898347526254843
1997	13.068625349224872
1998	6.940239050028723
1999	6.85248459946709
2000	6.558954406316715
2001	5.70944953288566
2002	7.445386783166564
2003	8.546600541176295
2004	8.84421923913868
2005	6.107644975663966
2006	5.63445164336001
2007	8.874560505963345
2008	10.900941633311351
2009	12.229398447887823
2010	11.67128860027313
2011	14.73733607627223
2012	8.214896238259971
2013	19.133290592743265
2014	19.957690593771314
2015	8.892768740584795
2016	18.507268919998353
2017	18.48127644591414
2018	14.879954755133637
2019	14.303125826778256
2020	13.201741481351693