Year	% of total merchandise imports
1960	0.12091898428053204
1962	0.11904761904761905
1963	0.35502958579881655
1964	0.7358953393295176
1965	3.6585365853658534
1966	7.456872565386756
1967	5.222534963497229
1968	5.013293862895047
1969	4.94067146242526
1970	11.967033415728855
1971	22.31096256054149
1972	17.998853339091458
1973	20.539995004974553
1974	13.484033522467238
1975	10.83982277041695
1976	6.960427761841034
1977	4.22117082049539
1978	3.9076325727259804
1979	5.167723128312153
1980	1.843558794875244
1981	2.5471970116426523
1982	2.4777765792465876
1983	2.3774375042366818
1984	5.263673488657554
1985	3.514934214749981
1986	4.761495642049192
1987	2.722191154480037
1988	2.8328691078607227
1989	4.638313945671867
1990	2.4069297093654898
1991	5.8779986234266755
1992	12.01126491624207
1993	7.22937311934914
1994	9.165635714669662
1995	9.194116342408334
1996	9.389655441107847
1997	6.668577797706924
1998	7.914202833562865
1999	8.419605830248756
2000	11.066013829960054
2001	10.16251728075996
2002	11.026517697894546
2003	11.630407592184435
2004	13.002297252052594
2005	11.422087727376878
2006	12.83604082070044
2007	12.730380306179423
2008	13.301248591658727
2009	14.390021036194462
2010	14.774465124903461
2011	13.399920965527498
2012	13.424826164732254
2013	15.915211578961186
2014	20.82175020558465
2015	15.982594949250448
2016	26.14829054545747
2017	13.188563155169856
2018	26.063625379613914
2019	26.61236554279121
2020	29.561745671117066