Year	% of total merchandise imports
1960	4.17424455839523
1961	4.147889397043429
1962	4.099268554738519
1963	3.2600124232905863
1964	3.3409333190334607
1965	2.607276182345894
1966	2.8700292575450845
1967	2.823572419751509
1968	3.4578883394532793
1969	4.115564633230332
1970	3.584574328318895
1971	4.137086784866969
1972	3.696391267211674
1973	3.613607023159159
1974	5.223131481546934
1975	4.28057652404371
1976	4.132326678746783
1977	3.991394627799595
1978	3.710943283053867
1979	5.3506940249953905
1980	5.790962584978523
1981	5.034917512814265
1982	6.364801525747982
1983	6.742766582393932
1984	7.217466657710518
1985	5.3821730598627795
1986	2.5148331214147186
1987	2.23292087090984
1988	1.1689191060729565
1989	1.4646599000485825
1990	2.043662087412935
1991	2.2156779821221715
1992	2.184824553714405
1993	2.145076955211277
1994	2.1022511642599397
1995	2.026398790705578
1996	1.9200398568520196
1997	1.697089557571417
1998	1.2672689371068206
1999	1.3315334377573111
2000	2.5992708174566377
2001	2.3013751527216733
2002	3.089258066459999
2003	3.201321888021479
2004	3.958264523095436
2005	2.7695098260894153
2006	2.7473744851300554
2007	4.331230077467476
2008	3.5869169082142918
2009	4.033529232982212
2010	3.9661988973962545
2011	2.6063822493647253
2012	2.1991316810819783
2013	2.1570383762266094
2014	2.4923905433870037
2015	2.69059653225228
2016	2.440277952886694
2017	2.357633651481661
2018	2.044316286974092
2019	2.363717420021716
2020	2.144137454197917