Year	% of total merchandise imports
1960	4.366987179487179
1961	5.630908343608714
1962	4.590423426988524
1963	4.994409243384271
1964	4.141176470588236
1965	3.8102959059586543
1966	4.351969504447268
1967	4.349280695884912
1968	3.570846149953045
1969	3.1291485972209934
1970	2.382890449723221
1971	2.5958313578816132
1972	2.238024742596583
1973	2.157344347718874
1974	2.2483241094395514
1975	2.0710610792019186
1976	2.194870993638338
1977	2.5698449699597785
1978	2.653954789883075
1979	1.8288909949636962
1980	1.5757571542875115
1981	1.3151449436191858
1982	1.463830626094052
1983	0.9427819390766509
1984	1.3039230973237856
1985	1.3039230978070577
1986	1.303923096982775
1987	1.7814398776014448
1988	1.8496900353767036
1989	1.849690035449369
1990	1.9592488350009887
1991	2.5334546583098123
1992	3.803059520171744
1993	2.9956551971624226
1994	6.847794650541722
1995	8.826657374836962
1996	6.321810598935548
1997	5.015933588989804
1998	4.98104504041326
1999	5.266053094268748
2000	4.55391712087216
2001	5.283244766267097
2002	7.039805262494253
2003	6.946650985634929
2005	6.3799229645442015
2006	8.181970378477216
2007	10.297448622930606
2008	13.028940380870162
2009	11.609968086008452
2010	11.944518516165237
2011	12.814633209296936
2012	15.223167751002734
2013	19.43525011107663
2014	17.61527917797458
2015	17.15986364864621
2016	15.788006359626738
2017	11.520356444712153
2018	11.906688206321242
2019	11.432918542028524
2020	12.967055670583793