Year	% of total merchandise imports
1960	1.9417475728155338
1961	0
1962	0.4618937644341801
1963	0.39370078740157477
1964	0.16716856756692672
1965	1.1267057868066757
1966	1.020639315378807
1967	1.9409331857633834
1968	1.4253366441690276
1969	2.748846763730719
1970	2.382457075417825
1971	1.5695262771085838
1972	0.3968195357309899
1973	0.7577967733465589
1974	1.9176309467160317
1975	1.9031263332415234
1976	2.067291753976653
1977	1.7032038702500762
1978	3.632949865202664
1979	2.532418097509106
1980	1.81179735647146
1981	0.9293508831139611
1982	1.1531497714676864
1983	2.7876688716855766
1984	1.3681808632354944
1985	5.496274584261745
1986	9.43013676202542
1987	5.553053199108434
1988	5.790306560974626
1989	4.520239430825252
1990	7.204847366179047
1991	6.084393671098111
1992	1.6615362957546522
1993	5.034518026590802
1994	3.556915867685241
1995	2.0531505326397355
1996	1.9521537846603962
1997	1.6761417310540119
1998	2.2263789053696277
1999	1.5920695474596462
2000	4.191698708050275
2001	2.8100558450496416
2002	5.521675955178815
2003	2.4151251805090457
2004	2.137422925038366
2005	1.3604907478096424
2006	1.1189918387325566
2007	0.9885104248414234
2008	0.9902880487016044
2009	1.3759470023497011
2010	1.9512257682931664
2011	3.1313217020236706
2012	3.027089290656955
2013	1.8149006109757861
2014	1.3025643356386274
2015	1.1524402008740735
2016	1.163902783573459
2017	0.8498263559392127
2018	1.0167481893952621
2019	0.9663898857612173
2020	1.0651848738838112