Year	% of total merchandise exports
1960	58.368026644462944
1961	58.869565217391305
1962	72.35915492957746
1963	71.8668407310705
1964	73.31898870360409
1965	64.44568868980963
1966	84.54981353223229
1967	84.78735005452562
1968	72.35096491187308
1969	75.87996590243122
1970	76.03163403093916
1971	77.10725985254743
1972	79.88664053395486
1973	79.19575744493022
1974	82.347472684071
1975	78.94222126343796
1976	92.78081169758676
1977	86.9729454164395
1978	68.72245507669585
1979	89.59936035958164
1980	91.18451723714882
1981	93.56673697208686
1982	93.56465572494879
1983	95.2875562248945
1984	94.28167182457418
1985	94.39104793620065
1986	95.39189717903666
1987	94.69179750235065
1988	88.06319257630591
1989	88.04190114498884
1990	86.85872588946768
1991	90.26830066064414
1992	84.40625927916408
1993	82.2424728146046
1994	93.04712160247456
1995	87.85871492471763
1996	86.60181160111475
1997	94.83393334106226
1998	95.61430780151771
1999	92.64458527429971
2000	64.69688049714955
2001	63.10941547759056
2002	62.65469691187108
2003	56.195381638110675
2004	61.033984349945435
2005	60.83438681138129
2006	60.947727730957425
2007	49.83863369058143
2008	47.92197827706834
2009	39.03981429382621
2010	38.653707694643565
2011	41.92140193709145
2012	35.47788930658534
2013	35.80081846555841
2014	36.01301025445582
2015	34.36898107675862
2016	38.445668157215266
2017	40.068724357565074
2018	42.504237996968264
2019	52.27981418854003
2020	60.00257092287619