Year	% of total merchandise imports
1960	3.0965810800260636
1961	2.7624113661173224
1962	2.7783071664016115
1963	3.518072256639953
1964	2.8202304598761896
1965	2.8975061809582074
1966	2.839535836419163
1967	2.71544246882665
1968	2.9502107768501697
1969	2.8616458982833146
1970	3.2531875409629665
1971	3.3617157867109846
1972	3.485127572930296
1973	2.7947958418169803
1974	4.552226430978528
1975	3.380988616212048
1976	2.9026276080530624
1977	2.8665283185567962
1978	2.937857083587152
1979	3.606261524323065
1980	4.763519872696538
1981	2.5492062067763
1982	2.5249389791729615
1983	2.4251056389163796
1984	2.4575975306921882
1985	2.770657852115455
1986	1.9580761392807955
1987	2.147611180282167
1988	2.073000804651091
1989	2.6521035756893276
1990	2.864510399676096
1991	2.2070233043331626
1992	2.452584679935118
1993	2.16712825280824
1994	2.094830712583136
1995	1.7389479288780811
1996	1.9054839008155071
1997	2.077134384800273
1998	1.7356992787616197
1999	2.118139620465031
2000	2.1350726009354433
2001	2.0832831195032266
2002	1.8802905180937906
2003	1.7083089152692423
2004	1.6274368571685394
2005	1.7131439745225088
2006	3.735850047273994
2007	3.9753876563927775
2008	4.0937515718593875
2009	3.6773453005731747
2010	3.4086416009574627
2011	3.710056796671161
2012	3.7724618932445537
2013	3.3337132214961414
2014	2.937246991946389
2015	2.40552918580928
2016	2.4456422906436983
2017	2.8256578064791826
2018	3.4140639572474916
2019	2.6925657290246217
2020	2.297965062529273