Year	% of merchandise exports
1962	92.36292793517087
1963	92.91118954270334
1964	91.0995448082283
1965	92.51855671562055
1966	93.40115763203887
1967	93.42134401403143
1968	93.4616531067943
1969	92.35925258220998
1970	91.01597142483267
1971	91.52384501511915
1972	90.5740424938746
1973	93.08980644492654
1974	95.13078686018581
1975	94.64048616801898
1976	93.82728211623245
1977	92.61105745765704
1978	94.46787363414771
1979	92.76331746831212
1980	94.01329508411813
1981	92.84708287368775
1982	94.9870259876472
1983	95.42700894833888
1984	93.13002993552757
1985	79.96711127772834
1986	84.06173593223623
1987	87.1351581271011
1990	80.06179554149583
1991	80.85054499224921
1992	79.9198010311707
1993	77.60864984194806
1994	75.94277780425814
1995	76.25399224371739
1996	80.76226686947531
1997	78.91844118688881
1998	70.63793104069424
1999	81.40353477588305
2000	86.08575944569013
2001	83.04456360852822
2002	80.11915392477631
2003	82.24271099488149
2004	83.41983381544009
2005	87.82478868163929
2006	92.56038926817092
2008	93.74289171877138
2009	95.8996773647734
2010	93.39691133131616
2011	67.19660731930918
2012	98.76373099783487
2013	97.6778068113493