Year	% of total merchandise imports
1960	1.2507443937716838
1961	1.0767286175740836
1962	1.1662233937933777
1963	1.433476711421466
1964	1.4515496999703277
1965	2.306747324187547
1966	2.1122237298585262
1967	2.3226429191240556
1968	1.8174639325058712
1969	1.8031800004789464
1970	1.7808744193268717
1971	3.1156615739682088
1972	3.1771517727599043
1973	3.7278394742063776
1974	3.7370555325863855
1975	2.8251154172828077
1976	2.3628640501478673
1977	2.3690385550934776
1978	2.29961840083307
1979	2.633461548069531
1980	2.31020241175244
1981	2.3751373842206442
1982	2.7801435687735876
1983	2.518974241855112
1984	3.2093087231753117
1985	2.766258464437926
1986	3.977964586429436
1987	3.1403266835029893
1988	3.5353385883264115
1989	3.3769268447488927
1990	3.184953354734179
1991	3.3657765735302236
1992	4.667140247703805
1993	4.72544849552972
1994	4.382243627514615
1995	4.235111489211468
1996	4.335974229002238
1997	4.193909579761379
1998	4.924492277227683
1999	5.024019910438598
2000	8.88562760658965
2001	8.675579319169776
2002	7.648430123582747
2003	9.07060223651165
2004	9.91016015506422
2005	10.48467448848809
2006	9.273888213080465
2007	11.187108346497201
2008	12.18576188629437
2009	13.655149771238575
2010	13.970956008153742
2011	13.48490596196682
2012	13.777802765815094
2013	14.082213126340893
2014	16.99886741005642
2015	18.309154008493348
2016	19.385959203026474
2017	17.8093983998744
2018	19.373268810427664
2019	20.24056313738788
2020	20.71509476236257