Year	% of total merchandise imports
1962	1.749271137026239
1963	1.5189873417721518
1964	2.6785714285714284
1966	2.3878437047756873
1967	2.4565646280150193
1968	2.922743846855059
1969	2.485833783054506
1970	11.407024732044773
1971	45.44781066011619
1972	45.564033821406476
1973	56.061219955300544
1974	49.866642912162476
1975	47.32756275676392
1976	36.0099729871593
1977	49.392438101551974
1978	52.9656254167434
1979	45.644211586787065
1981	44.67820969088453
1982	27.359818766060595
1983	45.64421158912243
1984	60.2434320580144
1985	59.67920314137996
1986	49.37551244839021
1987	32.61560216052681
1988	24.431255418605787
1989	15.870479111505784
1990	7.602377063390773
1991	7.049995115230229
1992	11.665706316131482
1993	5.112927466372541
1994	8.991171268668829
1995	14.437199296350625
1996	12.40231863141365
1997	1.1303936541261719
1998	6.351547004648342
1999	6.491420071644017
2000	1.8857933599396157
2001	1.9802001708865493
2002	2.8532030009625475
2003	1.4993859308746824
2004	2.4181043418564707
2005	1.87041337335301
2006	0.9388043281273489
2007	1.0639837411745312
2008	4.039807064438254
2009	1.4889704707195113
2010	1.14793327686202
2011	1.327752450750651
2012	3.2963182040995633
2013	3.826084154375627
2014	3.819804213961871
2015	12.161649991353936
2016	3.82392143963061
2017	4.612168637606107
2018	7.795999151492787
2019	8.667680696457738
2020	13.347731124551695