Year	% of total merchandise imports
1960	3.696426378484588
1961	4.054455739848999
1962	3.5996139215352296
1963	3.299635654538923
1964	2.7673841510373314
1965	2.8756047713632005
1966	2.9747395037142925
1967	2.25623853942438
1968	2.3745574088829553
1969	2.0177932473516886
1970	1.9386006256903412
1971	2.0924078189427977
1972	2.16793412005757
1973	2.085596302193777
1974	1.9371297323099053
1975	1.4767756529067932
1976	1.4706162549861397
1977	1.8488862023728705
1978	1.5667350793272257
1979	1.5169573128555298
1980	2.1830775597028658
1981	1.1522373981152796
1982	1.2957400599062192
1983	1.1534618774148522
1984	1.515371065395235
1985	1.2575443418523553
1986	1.1579877702976518
1987	1.3712008788743335
1988	1.4613894978001432
1989	1.3982030586101284
1990	1.4970564311173966
1991	1.3316395896282287
1992	1.5531397677609518
1993	1.5322699799177557
1994	2.038027418004674
1995	2.4301284784293045
1996	2.2308141937650143
1997	2.2425191518961127
1998	2.6960438692369837
1999	2.8731251829279563
2000	2.825220296738444
2001	3.2093918533185994
2002	2.9602133898538137
2003	2.8757246823507208
2004	2.581604909232984
2005	3.015462462320623
2006	3.7331490117361277
2007	4.097277755087848
2008	4.199021545364823
2009	3.842913920675623
2010	4.605350651072557
2011	4.169301114576272
2012	4.811575267746251
2013	5.152586906332638
2014	5.2021765898253385
2015	5.179464607017467
2016	4.711378051335121
2017	4.32964408525675
2018	4.509713871710313
2019	4.355910228595541
2020	3.996040896308707