Year	% of total merchandise imports
1960	6.132143371239384
1961	2.7739425128655704
1962	6.282644381435606
1963	5.375552282768778
1964	6.524741081703107
1965	6.148055207026349
1966	7.146406917801411
1967	6.690900829262751
1968	6.689083703614747
1969	1.7950984969651214
1970	1.582293723809065
1971	1.235713225471278
1972	1.0779920348001812
1973	1.252556002824211
1974	1.439735382222636
1975	1.211978771315232
1976	1.3276226000018436
1977	1.422548328260242
1978	1.501220924233913
1979	1.3944621250557323
1980	1.294555124524222
1981	1.264037853242089
1982	1.561609248061121
1983	2.305256065947643
1984	2.119737951611857
1985	2.24883231449104
1986	2.3327009529012606
1987	1.999942253832902
1988	1.780867558387102
1989	1.5264862916522872
1990	1.5294350052772667
1991	1.2807578455234252
1992	1.304396259459884
1993	1.3383930256168324
1994	1.1927999922199553
1995	1.3085882179083588
1996	1.2648930704100008
1997	0.5112885288017086
1998	0.5532448692834929
1999	0.5469599440216225
2000	0.5621083505083209
2001	0.5927566781155326
2002	2.2054438072581513
2003	0.01404312995173498
2004	0.035497417224280396
2005	0.03129558249228623
2006	0.01714947933231015
2007	0.018176752231857104
2008	0.25866375610607695
2009	0.47294213041098493
2010	0.23962305970828768
2011	0.04175091958219436
2012	0.25007030363323035
2013	0.44588126421549595
2014	0.3758315524603111
2015	0.4953096859721662
2016	0.3048042122588921
2017	0.13863314236768368
2018	0.018475535876772274
2019	0.036053282892799556
2020	0.13655169442147386