Year	% of total merchandise imports
1960	1.46491904394757
1961	1.08286684408553
1962	1.81734740706746
1963	1.97905759162304
1964	1.94820622475647
1965	1.72746042670337
1966	1.92207015182111
1967	2.01028834438879
1968	2.04784130688448
1969	2.64253498323118
1970	2.81949126570641
1971	2.7415596648654
1972	3.29730642573672
1973	5.54894537587885
1974	4.37502996595867
1975	5.1739731403901
1976	5.64874753729243
1977	6.58810223474406
1978	6.24496166578049
1979	7.40898385403365
1980	6.7920755054426
1981	6.8380628870318
1982	8.7725321888412
1983	9.78223297614933
1984	9.54759526188098
1985	8.00930996714129
1986	7.58349705304519
1987	7.81569609684826
1988	8.75881039534285
1989	7.81132419873663
1990	8.91975624011653
1991	10.3399876041518
1992	11.7304137602292
1993	11.0240465742681
1994	12.2931478215897
1995	18.1064739105303
1996	15.3081797712545
1997	15.3298254111682
1998	14.2343392566754
1999	14.3116627563763
2000	15.9833700177016
2001	18.5907443120927
2002	19.0848649397816
2003	24.6575076745013
2004	27.7878132233056
2005	30.1587390676133
2006	29.4556494463739
2007	29.6857956884826
2008	30.5659272474116
2009	29.5461701228406
2010	22.7170163174738
2011	21.3057364765937
2012	22.2225003224578
2013	20.112757603022
2014	24.933027820804
2015	24.6948253610616
2016	21.862149236804
2017	22.2233076425414