Year	% of total merchandise imports
1960	3.675072867824104
1961	2.314985839182367
1962	2.95896050430979
1963	2.3487890957770476
1964	3.625053625053625
1965	3.2359409362236886
1966	2.5437201907790143
1967	1.5794759426641103
1968	1.4822879155849593
1969	1.0869565217391304
1970	0.846066422528097
1971	0.42688053812819354
1972	0.7180496844055823
1973	0.5687802822835475
1974	0.2188797844875968
1975	0.2958898213901442
1976	0.2631391792902354
1977	0.23855148410308552
1978	0.6259178963563885
1979	0.1870845330184298
1980	0.1787157993276882
1981	0.1673504015247481
1982	0.19006829787503643
1983	0.1501624484669779
1984	0.22473792208154778
1985	0.3159996297912287
1986	1.6042297437751367
1987	3.4597027257464816
1988	2.6304674822350824
1989	3.3727956556300036
1990	3.1374399845701166
1991	2.3426028167027733
1992	2.334220914128175
1993	2.2897831598447524
1994	2.260293015943686
1995	3.386501934475629
1996	4.529955807409395
1997	2.3090228825603147
1998	1.6035760122643523
1999	2.877096575479692
2000	1.5646390308408975
2001	0.552494140654685
2002	1.1396028459035166
2003	0.4866954738403064
2004	0.826533885585092
2005	0.7549920125651606
2006	0.5030319679823531
2007	0.5893453128321097
2008	0.8087819007548218
2009	0.4214309587445704
2010	0.6786247274900875
2011	0.3640107040343781
2012	0.7972710493104336
2013	1.5480797077269486
2014	1.3141725879734012
2015	1.266510818935209
2016	2.1831921589144487
2017	2.6728880311806256
2018	1.7637174373024158
2019	1.1168754353786285
2020	1.7537012215339574