Year	% of total merchandise imports
1960	2.9205385928314054
1961	1.5883006293965198
1968	2.6710045092020036
1969	2.6736203501676337
1970	2.900005736905513
1971	2.4603325397978537
1972	1.7288983450000812
1973	1.5770289824102963
1974	2.000291751293244
1975	1.900788045842535
1976	1.77876206823732
1977	1.6594511069898787
1978	1.7213532651455545
1979	1.6600188447631
1980	2.057315495108204
1981	1.6967690475410013
1982	1.8123261734143845
1983	1.7974720441557772
1984	1.68275558642475
1985	1.7583475325041504
1986	1.6912979956607732
1987	1.653932648181517
1988	1.7923503118224888
1989	1.2682893634487207
1990	1.0896992407918746
1991	0.5666693736859677
1992	0.4059259792626728
1993	0.37620389282225575
1994	14.390216894819163
1995	14.77785743349286
1996	15.276185054202779
1997	11.41637846573434
1998	8.126560400246076
1999	7.3918738040390775
2000	9.596734604149713
2001	9.107296105104243
2002	8.626511775827067
2003	8.95377532799881
2004	8.656731391540822
2005	10.301403992098894
2006	11.300752602548943
2007	10.41459990579045
2008	12.704950706288393
2009	10.097620277749648
2010	10.440209412565832
2011	11.822396449247771
2012	12.240356169472417
2013	12.229307270275669
2014	10.585251838470118
2015	7.642922178389798
2016	6.8434819418557336
2017	8.761115696760573
2018	9.754031659502571
2019	9.054113029380789
2020	7.0938207380822345