Year	% of total merchandise imports
1960	0.16434021976984464
1961	0.2789604419041893
1962	0.162764096829276
1963	0.26385132227369035
1964	0.27219853086860957
1965	0.29521599107407737
1966	0.3062159817045382
1967	0.38567528058521894
1968	0.3770862005267656
1969	0.33405244323119
1970	0.3731242808522379
1971	0.4204902984981395
1972	0.391419986205899
1973	0.42280296962013086
1974	0.39359371912971386
1975	0.4361740868338404
1976	0.34035027690267355
1977	0.3775851326437928
1978	0.41113987611199115
1979	0.356475108953844
1980	0.4054025648208724
1981	0.7118214959080152
1982	1.1092020961179379
1983	1.0757655493711133
1984	1.1903110828020154
1985	1.2511957464396717
1986	1.0689414472093266
1987	1.144665841133421
1988	1.0857468327437632
1989	0.8551775541193715
1990	0.6445160326677767
1991	0.6857918427164693
1992	2.7257305081601233
1993	3.3474838845388115
1994	5.821207189556452
1995	6.395347676874996
1996	6.5370350763394285
1997	6.007210026560945
1998	5.335772191626685
1999	4.739694860044052
2000	5.380376729896592
2001	5.276872204801453
2002	5.4860137713267605
2003	5.8580809944157055
2004	5.934741468373932
2005	6.1588006407258895
2006	6.214203930058784
2007	6.957910426368723
2008	7.528762597839564
2009	6.49297851840603
2010	6.037112958124589
2011	6.66795719562608
2012	7.094053113743194
2013	6.5682763001939035
2014	6.148738908744657
2015	5.55123590640483
2016	5.1106605887337375
2017	5.361170546425402
2018	5.572998039956204
2019	5.943187381242086
2020	5.837292193704096