Year	% of total merchandise imports
1960	12.99492385786802
1961	14.43850267379679
1962	21.61764705882353
1963	29.611041405269763
1964	29.136690647482016
1965	31.643543223052294
1966	33.70892018779343
1967	33.569844789356985
1968	33.78038558256495
1969	32.972006518397315
1970	30.879778437012728
1971	30.854635567477306
1972	27.185890382560718
1973	20.610337646348725
1974	19.991668402416163
1975	16.48846729210396
1976	16.775968294256526
1977	18.374057796627348
1978	18.02679632999374
1979	15.884980883836459
1980	17.762903537599072
1981	18.490590052814674
1982	20.989664416956245
1983	21.702589992464034
1984	21.98984374890194
1985	20.269014464109244
1986	18.742950376096708
1987	17.642154423305133
1988	17.28459470943637
1989	23.18127474230899
1990	23.529038222641425
1991	23.604216846393175
1992	22.76080459187135
1993	22.71005358570536
1994	20.223656199664454
1995	19.131854147089896
1996	9.475804731223517
1997	18.56153243475458
1998	17.426190953706882
1999	16.909685317963547
2000	4.953190558144663
2001	7.624612463688411
2002	7.050219365422243
2003	6.5174486319853075
2004	12.302310519451712
2005	15.804354851670881
2006	13.927917405024271
2007	9.924864276338328
2008	1.8357456283692724
2009	0.910553470864317
2010	0.6619437668559213
2011	0.5549329431251906
2012	31.67713908796354
2013	28.05271894072089
2014	26.141249264072847
2015	21.0929002384997
2016	20.654638600868022
2017	21.805367289850658
2018	23.614131426616193
2019	0.04261591002586542
2020	0.06550058339777484