Year	% of merchandise exports
1962	54.19864603192755
1963	58.941997675986535
1964	62.31687910669109
1965	56.223820050483965
1966	54.72062747103078
1967	58.31951437225219
1968	57.28583923262441
1969	49.562223594521996
1970	52.313655873303176
1971	52.70711949025969
1972	54.426606454819606
1973	46.67831184169971
1974	58.781159250974966
1975	62.75004243906057
1976	60.9689826609072
1977	59.850426055081726
1978	52.474842029919074
1979	49.083825298219004
1980	47.020321235286374
1981	55.50947002544402
1982	57.454820971080245
1983	52.658416867945476
1984	51.62533680609892
1985	46.16089766740103
1986	44.468718565901035
1987	37.049318494115795
1989	34.05758799438133
1990	28.72736914126033
1991	27.054078770569006
1992	26.080418964622716
1993	21.849997811234786
1994	21.062325537108485
1995	19.288407907706702
1996	19.7821661096056
1997	18.39626521580027
1998	18.091180203170428
1999	17.07564276587688
2000	14.420498526653972
2001	15.430892493831955
2002	14.594843514332123
2003	14.092056700861185
2004	12.93310401470951
2005	11.642938335343315
2006	11.245112767463619
2007	11.535742762360128
2008	13.241415580298055
2009	14.517664623694165
2010	12.80001142805528
2011	13.750923310161841
2012	13.377853512500742
2013	12.85139071074896
2014	13.565105619282738
2015	13.528486263053466
2016	13.466571763634622
2017	13.569990667425339
2018	13.479790982405554
2019	14.54283661562226
2020	14.418046026158274
2021	13.603746625923499
2022	14.380571297760156