Year	% of total merchandise imports
1967	4.060304703535602
1969	8.531135649752276
1973	5.090530857539102
1974	1.5255781735118399
1975	1.0425470298638897
1976	2.1151152425824526
1977	1.7623383305861524
1980	1.6533469158410037
1981	0.2095967616838653
1982	3.057791569911712
1983	2.9761747931420017
1984	2.937061659788842
1985	6.876668656643652
1986	15.12400720705222
1987	13.336110110834348
1988	7.353748679340098
1989	5.283533215025159
1990	7.540685117539909
1991	10.237752990871881
1992	11.660774676301944
1993	12.364184427864497
1994	14.922325103378947
1995	17.49617466478778
1996	11.587944862093659
1997	13.637804244438808
1998	12.249240128314245
1999	8.83331496250589
2000	6.097731602368792
2001	5.757004473247379
2002	8.780101042004837
2003	9.356636421935438
2004	10.129925426452822
2005	10.820644462337256
2006	11.757124711088277
2007	13.813148564473504
2008	20.042597931446238
2009	12.382815926349556
2010	16.247200963454073
2011	11.301007760728247
2012	11.462764259427734
2013	1.5895318658452833
2014	13.468186550828435
2015	19.264220284869914
2016	18.96655623112407
2017	19.92531409547988
2018	21.268575525061404
2019	23.540757828718096
2020	22.07500036687301