Year	% of total merchandise imports
1962	0.9693338033133593
1963	0.8274435442165143
1964	0.7032348804500703
1965	0.8350730688935281
1966	0.5016722408026756
1967	0.4469987228607918
1968	1.2414304243098018
1969	1.739505462909718
1970	0.8784358175120431
1971	0.9403973509933775
1972	0.790802764486975
1973	0.6178809370298732
1974	0.9120403749098773
1975	0.44263925729442977
1976	0.25080659889206797
1977	0.19690040650406504
1978	0.2879955044604182
1979	0.25743427098409366
1981	0.25455404708712837
1982	0.30545236218995087
1983	0.16933660460864963
1984	0.1913001516613815
1985	0.17767423363125506
1986	0.3532729291592269
1987	0.3532729290999696
1988	0.16972756477963866
1989	0.20027390431787864
1990	0.31740246231024966
1991	0.25926072812252327
1992	0.2091103672650376
1993	0.2163766500679395
1994	0.2996445526001308
1995	0.25155562764911094
1996	0.41251340790549723
1997	0.1882059316343759
1998	0.20496449760380925
1999	0.577362201719314
2000	0.4925963427785174
2001	0.5266184387176575
2002	0.8943301608413174
2003	0.20292653697687296
2004	0.22067083742070928
2005	0.2535556091003078
2006	0.25656378494733256
2007	0.28495604241616335
2008	0.21167295511596024
2009	0.21103622408486294
2010	0.24238227870164752
2011	0.2983811902923282
2012	0.3857382422852956
2013	0.37445722419860067
2014	0.3984059357716469
2015	0.4271034950926742
2016	0.4995545930218368
2017	0.39142563944320224
2018	0.287051230282295
2019	0.2798009934435763
2020	0.28327000649079137