Year	% of total merchandise imports
1960	1.019607843137255
1961	0.7042253521126761
1962	0.9622501850481125
1963	1.023192360163711
1964	0.9157509157509158
1965	0.9758602978941963
1966	1.8234165067178503
1967	1.8214936247723135
1968	2.011680726800779
1969	4.309961571488603
1970	1.800354861989072
1971	1.9955864331410988
1972	3.887737438784069
1973	3.7162672602179385
1974	3.167686462707459
1981	10.648979164831292
1982	12.699003600582918
1983	9.117505619794647
1984	12.503039756681918
1985	13.5405847971169
1986	11.442627909640724
1987	21.988026906693957
1988	18.547103996744937
1989	13.91984799780749
1990	9.91945931992268
1991	7.545187294716103
1992	5.293331550925495
1993	10.18142572702275
1994	21.012188483397143
1995	6.436245869038007
1996	7.75017802927654
1997	7.451856428583889
1998	12.128777361801458
1999	12.720072251431686
2000	14.681579225454483
2001	15.910944014927821
2002	16.765325185944892
2003	18.648157607811594
2004	18.788497832707755
2005	20.16748618356503
2006	22.349799170089284
2007	39.93605645894336
2008	32.21595221166735
2009	27.031343575236217
2010	24.289617328005484
2011	21.842944834612307
2012	26.946968313349355
2013	23.27604997995025
2014	27.780250372264604
2015	32.933807397604156
2016	31.933048735859387
2017	32.41023307850382
2018	35.83712964925183
2019	30.718600196957762
2020	29.888397031898055