Year	% of total merchandise imports
1960	4.95445279653459
1961	4.434344174832408
1962	4.667283546848328
1963	4.885730974262667
1964	3.9102205732872535
1965	3.558370700197548
1966	3.4277835312251628
1967	3.200769361316966
1968	2.6278866137080525
1969	3.0446678225313435
1970	2.684665693995057
1971	2.397000971145458
1972	2.5798886995703136
1973	2.651491098620026
1974	2.1465780165691832
1975	2.206694316515676
1976	2.2025107656636607
1977	2.1890703219249
1978	1.9547479799618548
1979	1.9525072321590846
1980	1.914801693597166
1981	2.029386546106478
1982	1.8099388451382938
1983	1.8232347972128642
1984	1.7128696798097767
1985	1.6869659394417775
1986	1.4531261133587212
1987	1.5621680441485088
1988	1.404546259569131
1989	1.4090356397841535
1990	1.3395720135525206
1991	1.3964392517454638
1992	1.471579967167534
1993	1.4733514822022054
1994	1.4756823436837634
1995	1.440371531796468
1996	1.435108831963696
1997	1.4078574724945352
1998	1.3839892542460746
1999	1.4205974403217891
2000	1.6723350416765075
2001	1.6673581408411353
2002	1.665653910990399
2003	1.7659856574992485
2004	1.7316167340411734
2005	1.5497673825233949
2006	1.4637049906847523
2007	1.5818765121875231
2008	1.8447037125543435
2009	1.7938261925386925
2010	2.358715574518619
2011	2.2993289412540747
2012	2.1926648851288064
2013	1.9975753524612874
2014	1.831789895158133
2015	1.5335727641199195
2016	1.4284449529471435
2017	1.4130209497406379
2018	1.3887707166820058
2019	1.434981877241952
2020	1.504209702170878