Year	% of total merchandise imports
1960	1.2211586431377617
1961	1.2997962854551868
1962	1.4550025198755474
1963	1.5056410209614888
1964	1.4820906442677724
1965	2.12615321986824
1966	2.582303045004207
1967	2.8012774011820287
1968	3.1139605793983183
1969	2.676312444185738
1970	2.8177116154563095
1971	2.5286549767948214
1972	2.7354565085437788
1973	3.6270121205548027
1974	4.103501820540877
1975	3.6948395167226122
1976	4.2659403759021854
1977	4.030871485958467
1978	3.8613029472438583
1979	3.6481297850707666
1980	4.475213463825608
1981	5.1444276881335576
1982	4.995865226417124
1983	5.319657405105304
1984	4.820495770428609
1985	5.3558526637556465
1986	3.2294919906070545
1987	3.314999100682027
1988	3.3175825903398994
1989	3.3376161184136386
1990	2.893568924014677
1991	3.53214544626682
1992	3.6608104416633465
1993	4.2316436781799975
1994	4.795722434767377
1995	4.799389883594107
1996	5.138656733658712
1997	6.208227986771635
1998	5.51422835945535
1999	6.385651605853973
2000	6.997979951792985
2001	6.958943938432251
2002	7.218518183579188
2003	6.606853484293737
2004	6.488767091819671
2005	6.855907228863048
2006	6.985632219755045
2007	7.110891128059706
2008	6.647432786845325
2009	6.459146934634824
2010	6.307414165418006
2011	6.6548682128251855
2012	6.896409972685147
2013	6.034823473112989
2014	5.656117191009048
2015	5.659428473287958
2016	6.078572341703003
2017	6.400159766100877
2018	6.217642881663859
2019	5.7524514848379225
2020	5.719148028629885