Year	% of total merchandise imports
1960	0.23981661082701466
1961	0.21417714522592232
1962	0.30474955422272654
1963	0.2855188412693692
1964	0.289152860268834
1965	0.3529762314057164
1966	0.2867587505198871
1967	0.31929159837374144
1968	0.2892206675525678
1969	0.2659664577333559
1970	0.2226917147262034
1971	0.2557906191263549
1972	0.2915017924259151
1973	0.26822267187426474
1974	0.2904645001336865
1975	0.3704792381882012
1976	0.22550621447102612
1977	0.18792600289346387
1978	0.18555579303242853
1979	0.2317698727005714
1980	0.19402319357716324
1981	0.16921599054163897
1982	0.23109429493169067
1983	0.2762239614101274
1984	0.3550430312153833
1985	0.22339884849082509
1986	0.24374216303567958
1987	0.2629435842297722
1988	0.26977305787166883
1989	0.29775880808080135
1990	0.24942873033484414
1991	0.24947343292503552
1992	1.2955034513491668
1993	1.344656084243919
1994	1.818530628866353
1995	0.9523633621971376
1996	0.9231593395459604
1997	0.9437825552635013
1998	0.9717270049999153
1999	1.724396391018176
2000	1.6562359937071853
2001	1.7554747123469525
2002	2.5769597366719776
2003	2.6319217557739445
2004	3.3221318188605617
2005	4.384072942747305
2006	4.978950796447703
2007	4.06189488232342
2008	5.5365464963179845
2009	4.688121523076795
2010	5.883287794701586
2011	6.869803630189618
2012	6.67829753958898
2013	5.665090289944402
2014	6.281668435556158
2015	4.578551854073036
2016	3.9613561157558097
2017	4.164460604999514
2018	4.380415997092717
2019	3.9123105648199985
2020	2.3064394539668136