Year	% of total merchandise imports
1960	0.547945205479452
1961	0.8021390374331552
1962	1.043338683788122
1963	1.2223071046600458
1964	0.7640878701050621
1965	0.35038542396636296
1966	0.45366169799092676
1967	0.7416563658838072
1968	1.0650887573964496
1969	0.7995733069189997
1970	0.9819599326413662
1971	1.1214946079770391
1972	1.2797969498277928
1973	1.6864483340231329
1974	1.57648144576313
1975	0.33974641405982275
1976	0.3969538359103351
1977	0.30877528770053136
1978	0.4654414965896647
1979	0.5561181919618525
1980	0.3534939145456754
1981	0.2877982958566481
1982	0.3164331905800839
1983	0.2033093978497447
1984	0.7690254219885827
1985	0.47206974026566123
1986	0.36507079551858257
1987	0.5510569331230734
1988	0.5098155161049213
1989	0.6462521168519314
1990	0.2665551946194737
1991	0.3076246179834176
1992	5.015110336005569
1993	4.28954043299658
1994	4.918964057230346
1995	5.01057229947179
1996	4.064422988969009
1997	5.593948787559879
1998	4.184520513934121
1999	4.317530194275523
2000	6.1112671363661075
2001	5.950840219292732
2002	5.703564251475271
2003	5.427299444817237
2004	3.793899105884758
2005	3.827236546203034
2006	4.677748359542558
2007	2.9867877310461366
2008	4.552850058474805
2009	2.400485915380816
2010	3.6010035482231832
2011	3.298523512472577
2012	3.4435685841334087
2013	3.4763321349238527
2014	2.522949087040246
2015	4.846373392541674
2016	3.311644138204048
2017	5.073319409238792
2018	5.074980303616286
2019	4.32209665016696
2020	3.4732179546307216