Year	% of total merchandise imports
1960	3.79677337612974
1961	5.0946741814957885
1962	4.805410113687509
1963	5.649803705763592
1964	6.931993924354746
1965	4.1673828996857765
1966	3.8705616264510403
1967	3.7196299865441604
1968	3.80861940319007
1969	3.5678936103614847
1970	4.182241705408264
1971	4.722735226691226
1972	4.956598447125983
1973	5.937120108479722
1974	2.2521797095764766
1975	1.675483859958101
1976	2.0294964515778324
1977	1.6870344578966734
1978	4.87151355671366
1979	4.249624792503991
1980	3.121038654761066
1981	2.689414373575644
1982	2.62877065431499
1983	2.9948920730707043
1984	3.493764034260269
1985	6.4068077955272225
1986	7.299050188174627
1987	6.603862190541057
1988	7.511847887855564
1989	7.374802085009831
1990	4.559154290558174
1991	3.658475814044879
1992	2.870057367235932
1993	2.4629353941968524
1994	2.857929557174571
1995	4.215834142424852
1996	3.8527543617136715
1997	2.089873141054826
1998	2.0222350232018744
1999	1.8605267814498756
2000	2.447476058567046
2001	2.623648633125628
2002	3.6126218474229996
2003	4.201602749827806
2004	4.718403179671137
2005	5.647966909061844
2006	6.517505318895343
2007	6.451244527924513
2008	5.921110227164276
2009	6.377927537523116
2010	6.675820784451893
2011	5.952710292894034
2012	6.810696789051283
2013	6.94799501154457
2014	6.471481852404329
2015	7.009313287870879
2016	6.865229793494711
2017	6.0028944631174985
2018	5.096751460531246
2019	4.790471245114567
2020	5.2259438050011955