Year	% of total merchandise imports
1960	2.8188233306613872
1961	2.5242992187998805
1962	3.1345918409085294
1963	3.2770241305306267
1964	3.097311185421814
1965	3.7735655732583884
1966	3.250234274963696
1967	3.370837363785199
1968	2.5396514249939615
1969	2.7029043838952065
1970	2.3009116057759664
1971	3.661687390738881
1972	3.9127085052712856
1973	4.200229248571193
1974	4.070859267029181
1975	2.9494349767107155
1976	2.4044648481008024
1977	2.774355322808162
1978	2.7639298974284436
1979	3.1062245560397086
1980	2.984148254095924
1981	3.491201775249101
1982	3.8281081240064867
1983	2.9710506992619514
1984	3.931860313221691
1985	3.673376674171993
1986	4.679330310592999
1987	4.314267556370152
1988	4.7165018854104055
1989	4.968602331942227
1990	4.989318809188332
1991	5.951370207182212
1992	7.3743013599090235
1993	8.013131756327123
1994	8.689507138314065
1995	9.554714856921553
1996	9.1527442606689
1997	9.643333726454289
1998	9.734492477422274
1999	10.395224084365113
2000	12.49392381845878
2001	12.273133357037407
2002	12.216088906730493
2003	12.496932510708092
2004	12.305553872036244
2005	13.758056124649018
2006	13.189298272853522
2007	13.59365058917303
2008	15.356725839554466
2009	16.41501034763459
2010	16.982156321310967
2011	19.202207563125548
2012	19.586579830700714
2013	20.370937844931266
2014	22.956467616852937
2015	25.00853906164524
2016	26.89380734661974
2017	25.819242089208977
2018	27.347607049001795
2019	28.557372075293348
2020	28.81756910831293