Year	% of total merchandise imports
1960	0.2812939521800281
1962	0.6128702757916241
1963	0.48169556840077066
1964	0.4859086491739553
1965	0.5965697240865026
1966	1.0108303249097472
1967	1.1904761904761905
1968	0.6764846351628077
1969	1.1532983848974272
1970	0.4939159396703442
1971	0.46589562303322574
1972	0.5707165243471553
1983	0.8490064777724602
1984	1.0729897028192568
1986	0.1807764837548701
1987	0.5691134187201483
1988	1.1554903827606149
1989	1.0601534551911889
1990	0.9474221227257708
1991	1.1469874488740415
1992	1.6344627808587526
1993	1.3262937979814557
1994	1.5780770947359783
1995	2.8972993037604757
1996	1.516915975297442
1997	0.9846705528146139
1998	1.4535824733703493
1999	2.270324983264829
2000	4.506049999146822
2001	6.091330378752878
2002	6.392721126458473
2003	6.7221545177497
2004	6.878631587870954
2005	7.401583982725861
2006	9.36141192528149
2007	10.392494856112112
2008	10.41939619533339
2009	11.113091911950068
2010	14.155406959072419
2011	16.7047144401138
2012	18.06770164528567
2013	18.542802131165598
2014	22.227883586665616
2015	22.601901191557474
2016	24.81204613059742
2017	26.402217196393803
2018	26.579180825523842
2019	28.05018151945341
2020	29.70996286550429