Year	% of total merchandise exports
1960	0.9647820806908649
1961	0.41707396546106223
1962	0.3866602223296278
1963	0.3263329648928891
1964	0.3691958157807545
1965	0.37149028077753776
1966	0.5305689331483144
1967	0.43873517786561267
1968	0.37242532492209474
1969	0.4127145269541734
1970	0.29904734617864054
1971	0.44090680648184616
1972	0.2756871189448104
1973	0.33651284365354056
1974	0.4137625298623254
1975	0.31405066821855443
1976	0.26485544907432307
1977	0.3487166848362403
1978	0.4006960431896819
1979	0.5611691375351028
1980	0.3635823734134146
1981	0.3534458640305885
1982	0.512832171693223
1983	0.46611157016038474
1984	0.6111098553629237
1985	0.6262062144873464
1986	0.6757890547414186
1987	0.6516721744619395
1988	0.4124598677719694
1989	0.47307586664707674
1990	0.47324449387876366
1991	0.4529682682663519
1992	0.584162826615136
1993	0.5438041814584932
1994	0.672968965538547
1995	1.0663085168162454
1996	0.7702148505941625
1997	0.45342804899931044
1998	0.4237404615513943
1999	0.44621231030126396
2000	0.4309580920188545
2001	0.4061807271440246
2002	0.38736857785446926
2003	0.4788187233193449
2004	0.6003138568913784
2005	0.8094431338086091
2006	0.5223613137910404
2007	0.5099676543759619
2008	0.6126493182264495
2009	0.5651833604227365
2010	0.6707039620983355
2011	0.6907494645283558
2012	0.6192460032123713
2013	0.5424260651290232
2014	0.5606103064766398
2015	0.5907891038817418
2016	0.7266847825835459
2017	0.7233732044953466
2018	0.809030116396715
2019	0.7850636248747507
2020	0.750164291519663