Year	% of merchandise exports
1962	17.929958668484193
1963	20.092984796697426
1964	18.40593582268417
1965	18.221381143355668
1966	17.186205390467034
1967	18.41537977854216
1968	17.62367312812547
1969	14.75193631903379
1970	16.38138985632345
1971	15.460895666041575
1972	12.64533384604834
1973	9.493022858392203
1974	8.617486883102089
1975	9.509026561121107
1976	7.83905440451958
1977	9.850190556519964
1978	9.407473180626575
1979	8.760476559313647
1980	8.114585796930452
1981	7.319848785285349
1982	7.72886544488606
1983	6.375982445461811
1984	9.186042362371099
1985	8.069955117547902
1986	7.985981054561282
1987	6.606129760626465
1989	5.753747694838078
1990	5.2116742056495555
1991	5.591457157102263
1992	5.585152498428336
1993	4.9966640606986195
1994	4.498633836223846
1995	3.9495783538895117
1996	3.6239932725259694
1997	3.5219697046403438
1998	3.3893566722628146
1999	2.805868228804742
2000	2.2433622812432032
2001	2.280120496229534
2002	2.2821953286371284
2003	1.9327588807174758
2004	1.8156801192641268
2005	1.4678045387654994
2006	1.4200351346026583
2007	1.5710220653204856
2008	1.700049450798249
2009	1.9485146817577286
2010	1.946557508187516
2011	2.1083065908641503
2012	2.119012746355385
2013	2.296617947815081
2014	2.540606287848602
2015	2.831934315593981
2016	2.8845072308660344
2017	2.609247635071362
2018	3.249994511197184
2019	3.526163900574492
2020	3.43053772212103
2021	3.1541277669116803
2022	2.86018527017739