Year	% of total merchandise imports
1960	0.07744373712497869
1961	0.08897430422094099
1962	0.11353471409894722
1963	0.21206977449030354
1964	0.12441171480891751
1965	0.3073038793361396
1966	0.32940862249326713
1967	0.2845700409977005
1968	0.42573597814809566
1969	0.22708188720663744
1970	0.2934350759863028
1971	0.43573648495153383
1972	0.3327025467343668
1973	0.8416476406457661
1974	0.9790494420305594
1975	0.8083398117528893
1976	0.8452590354501882
1977	0.9922769124275211
1978	1.1922000283229892
1979	1.2855191628130755
1980	1.238450187712003
1981	1.9686278087482645
1982	2.391071117459399
1983	1.8404686068366811
1984	2.2083923596446957
1985	3.3470737031611004
1986	1.378157904971129
1987	1.6586745596878314
1988	2.0655307772942497
1989	1.6434593282406786
1990	1.6645552140098683
1991	1.64999850112721
1992	2.407754921743969
1993	1.8293429060160242
1994	2.305947312858309
1995	1.99607187632938
1996	2.0696393817613656
1997	1.9617622659800154
1998	2.3630844669884175
1999	1.8837572232541324
2000	1.9101782032638566
2001	2.5488752548745612
2002	2.1781270210688213
2003	2.2668364603434283
2004	2.5238528273832004
2005	2.704191797175842
2006	2.873526623444
2007	3.2877047568765985
2008	3.4065460568885193
2009	2.8415135287679307
2010	2.4278596775655057
2011	2.504719031290242
2012	2.8400910692540875
2013	2.205946746576671
2014	2.027297991901447
2015	1.9721157612567874
2016	2.3013341372564255
2017	2.275974486755186
2018	1.9157049725807844
2019	1.7914560076190411
2020	1.8730927950257221