Year	% of total merchandise imports
1963	65.10548523206751
1964	49.44482997918113
1965	50.3897723729342
1966	47.44718309859155
1967	52.22656249999999
1968	57.7792123950936
1969	60.62887511071745
1970	62.12462462462464
1972	61.62274980433081
1973	65.22573219081724
1974	60.544796765269204
1975	64.08662092624357
1976	61.52564560276092
1977	60.42717990846145
1978	51.86274509803922
1979	57.16172585852656
1980	57.856625633598846
1981	59.70062490917017
1982	57.38015138772078
1983	57.3801513834748
1984	57.380151382055
1985	57.38015138815421
1986	57.38015139185178
1987	57.38015138729027
1988	57.38015139137773
1989	59.29439438968873
1990	54.25503069359935
1991	55.995540547269314
1992	46.27259418238297
1993	44.58492177442548
1994	44.65420509577538
1995	42.94235854865477
1996	40.13586564262152
1997	50.487379285886256
1998	46.40110214213315
1999	42.38070067703527
2000	24.559853235833014
2001	24.5598191026103
2002	24.54535460832474
2003	24.437475234134734
2004	24.459569267052274
2005	24.525293248435304
2006	24.560374383980115
2007	24.560769554846786
2008	24.561832589571278
2009	24.564050549995365
2010	24.568527269772265
2011	24.57817980178968
2012	24.598049940466954
2013	24.640720951495982
2014	24.727039324039083
2015	24.90991099745431
2016	25.038979117899316
2017	21.428579070859755
2018	30.166543106284582
2019	28.193222604666584
2020	27.435102139031777