Year	% of total merchandise imports
1960	1.6589861751152075
1961	1.2809564474807857
1962	2.166265506387706
1963	1.3865404125803078
1964	2.212051868802441
1965	2.9669870455495193
1966	4.153176286703137
1967	4.0604343720491025
1968	3.6939775910364148
1969	2.7645376549094376
1970	4.274866771401287
1971	4.93932066959699
1972	3.8915014889574606
1973	5.2558803267394945
1974	2.003338898163606
1975	1.547235355346819
1976	2.7349130449389127
1977	2.3425769646598473
1978	1.617339764597794
1979	2.060064151059274
1980	1.655157152062275
1981	2.9325772390304556
1982	1.9273396129153193
1983	2.6252372876081407
1984	2.036427179245917
1985	2.4050901881855253
1986	3.1126930325892035
1987	3.454857415960592
1988	5.350762824535104
1989	3.2071311240819513
1990	3.447014901765565
1991	4.683929507475151
1992	3.3493810070272736
1993	4.072472149014029
1994	4.7548596375667405
1995	10.933107696236068
1996	7.515578377902463
1997	4.041910440172437
1998	4.450688363616625
1999	2.058025722595045
2000	2.0962219951860286
2001	2.7652768398162086
2002	2.609188450568705
2003	2.020914840684671
2004	1.663084716785653
2005	1.6181628915805422
2006	1.4765445235634163
2007	1.8737992257279148
2008	1.4136214435613503
2009	1.640438369676548
2010	1.3722095310634665
2011	1.1479839406119483
2012	1.2312261011047982
2013	1.1838887461585001
2014	1.20403434257005
2015	1.399738022696863
2016	1.6344165937991726
2017	1.5824102777293514
2018	1.5385209425238497
2019	1.7377808667191241
2020	1.4845518436250555