Year	% of total merchandise imports
1963	100
1981	10.23223250063309
1982	9.660945646897517
1983	14.158126611091326
1984	19.886492681307015
1985	31.693914610708283
1986	28.55499300835237
1987	24.519729205178518
1988	34.418377334047726
1989	38.38603253003305
1990	24.224114747194726
1991	24.472399614806513
1992	9.807702112852416
1993	13.005377277911077
1994	8.659157523147488
1995	8.783736333766916
1996	6.965092407899379
1997	2.748807283336143
1998	17.662632666376247
1999	1.8230442351788292
2000	19.444565333924004
2001	20.543229417725705
2002	17.69866450002518
2003	16.05734510397547
2004	22.01138391322309
2005	25.6513390498418
2006	3.29187649931552
2007	3.0460691240382
2008	3.363854722788014
2009	2.990442846787781
2010	3.0929602439939385
2011	3.2115040553367593
2012	3.183827504926979
2013	3.043989335126725
2014	3.145751913181891
2015	2.799505827559449
2016	2.5780910327123117
2017	2.8101181181753363
2018	2.969859872034279
2019	3.130081645850338
2020	3.0530022416593474