Year	% of total merchandise exports
1960	74.83998030526834
1961	73.1685393258427
1962	72.65404752315747
1963	76.56788421778084
1964	77.00032393909945
1965	73.26007326007326
1966	67.61083743842364
1967	72.55456750202102
1968	74.39623851250268
1969	72.1531100478469
1970	71.73406634364518
1971	75.54857987987081
1972	76.86361443568951
1973	75.91799118288296
1974	70.38438607124029
1975	69.22932658757851
1976	72.56224635296698
1977	70.01656242508771
1978	73.47117746221828
1979	72.10071086078827
1980	70.09394118884128
1981	68.17126194749463
1982	70.98154194398774
1983	74.97501716507705
1984	77.06832029838472
1985	75.92920586765338
1986	81.92142087314467
1987	84.62237980636746
1988	83.44937425461548
1989	84.02555254654938
1990	83.85536067859324
1991	84.46754991981837
1992	84.27735460442078
1993	78.67743851166274
1994	75.62478032989333
1995	77.87287258015243
1996	73.50489580718052
1997	71.85842067710001
1998	73.58494940872446
1999	75.23682579724937
2000	72.9116206204043
2001	72.71878397552473
2002	72.2671635556382
2003	73.32458982727059
2004	72.81176676019572
2005	71.27880473258575
2006	71.4453587845622
2007	70.63192155116162
2008	68.57559185351646
2009	66.66998535581227
2010	64.77151060503644
2011	62.98400628835902
2012	53.94705024905394
2013	54.77412641990082
2014	55.998992278492075
2015	65.51159583166812
2016	65.9263547134815
2017	65.6647662557419
2018	63.62566121867871
2019	65.75502399354191
2020	70.31935342067534