Year	% of total merchandise exports
1960	0.4438880036421579
1961	0.37748058671268336
1962	0.3297269448737764
1963	0.5415499533146592
1964	0.2254703778572539
1965	0.4932953519071771
1966	0.5128533880376946
1967	0.7546952413872565
1968	0.15491066818134877
1969	0.35681859451607045
1970	0.12481246611782801
1971	0.48099089594811084
1972	0.655919921582758
1973	0.3325173355074304
1974	0.30123554388157137
1975	0.3747597250840098
1976	0.35478505128532223
1977	0.40277146469630853
1978	0.9554626659083336
1979	0.19923601560485055
1980	0.2306092880584799
1981	0.13080836053704434
1982	0.17066500620392672
1983	0.12087835676637879
1984	0.10998782371956325
1985	0.18076935557546908
1986	0.12725623848111633
1987	0.2580415658883795
1988	0.2703305726117378
1989	0.19870313544180046
1990	0.29448481642744384
1991	0.18260119606440642
1992	0.3829823990757366
1993	0.5895058274893685
1994	0.6201653362329179
1995	0.7211406193078108
1996	0.884082947622237
1997	1.178261550319397
1998	1.1146880743818595
1999	0.8509185175535463
2000	0.8159326816388982
2001	1.064044074610604
2002	1.3204513312024158
2003	1.4270433915261203
2004	1.45747617081191
2005	1.4150247657876476
2006	1.3686344078096082
2007	1.295464320229951
2008	1.4588644430730537
2009	1.999494411618627
2010	1.6092415875226715
2011	1.7286585327968558
2012	1.7730661532920151
2013	1.9090366014442421
2014	1.6974221454607104
2015	1.2036019812425593
2016	1.586798298571075
2017	1.6510593002264091
2018	1.3595538868678922
2019	1.7157367432678188
2020	2.7200647912158638