Year	% of total merchandise imports
1960	7.294117647058823
1961	6.426056338028169
1962	5.477424130273871
1963	4.843110504774898
1964	4.029304029304029
1965	3.6466358500256804
1966	3.5508637236084453
1967	3.169398907103825
1968	3.5366645035691113
1969	4.218001108397634
1970	3.4908327319489736
1971	3.6903771442658004
1972	4.2339372710377585
1973	5.065024082311018
1974	4.855508898220355
1981	4.328500792881684
1982	4.50449688436043
1983	4.728623309541827
1984	3.446280228923546
1985	11.121998149494896
1986	14.022998604727185
1987	7.659906363252182
1988	5.120115448675662
1989	5.355166618604212
1990	4.806583574125378
1991	4.385161846762667
1992	4.153180594318935
1993	2.732851758363428
1994	2.6749468595626524
1995	3.246521943664708
1996	3.812562690826613
1997	3.4836836118599237E-09
1998	-3.341992654014103E-09
1999	-1.801074687103191E-08
2000	31.780467501820585
2001	28.3613042647321
2002	25.971969421437745
2003	20.731901941800132
2004	20.340534706752052
2005	16.490982203683267
2006	10.404828694671387
2007	0.7451504077963437
2008	0.24834515005480437
2009	0.2519572321813759
2010	0.17078806842352662
2011	0.12458287445435365
2012	0.15052719397387154
2013	0.08512085156807472
2014	0.24253095674720537
2015	0.14540251047307723
2016	0.2754810057923175
2017	0.17639499686053736
2018	0.0918823990529974
2019	0.03244610464057322
2020	0.00248034700494745