Year	% of total merchandise imports
1960	8.588787627727147
1961	8.72617853560682
1962	8.133253301320527
1963	10.955518945634267
1964	11.93415637860083
1965	16.071428571428573
1966	11.243951038998008
1967	8.206106870229007
1968	6.986614430297094
1969	7.418427425370994
1970	9.302450166315205
1971	5.617675505859595
1972	7.327660394764925
1973	9.978169284649875
1974	9.778607928482163
1975	6.623303861296356
1976	5.9329504315100765
1977	18.74208575843121
1978	7.460167128004144
1979	9.577063528801407
1980	3.378363460864236
1981	2.6831037558220197
1982	2.587160589029116
1983	5.489241719493128
1984	2.993171678733024
1985	1.7902574810382987
1986	4.910293207099913
1987	4.011000626074825
1988	6.556106682649022
1989	6.556106676892528
1990	2.487885898472081
1991	1.0817187765954326
1992	2.707097846577845
1993	2.3998245447030144
1994	2.1170098221069718
1995	2.3798179737847773
1996	2.330621486826327
1997	0.5409636971127939
1998	0.5995950026266536
1999	0.6675559644680864
2000	2.277241588238332
2001	2.4629977260278477
2002	1.7395864224219322
2003	0.7784088049745502
2004	1.3665993521936677
2005	0.3654570480214099
2006	0.5046963265603984
2007	0.27450688098765913
2008	0.36721870420688185
2009	0.7459943047430158
2010	1.0673764771631682
2011	0.6249560565561166
2012	1.0627259155840447
2013	1.0084187501700075
2014	4.4518650094905485
2015	4.2288666912082915
2016	5.116405961798563
2017	0.2725434068380709
2018	0.6290757946063098
2019	0.45804465275018524
2020	0.8314147613181299