Year % of merchandise exports 1962 4.740666292644727 1963 4.115600732844012 1964 4.111210786712336 1965 2.9100210521422976 1966 2.941673243793493 1967 3.6372992308602026 1968 5.272198618789062 1969 2.9993906316097982 1970 1.902040479992994 1971 1.1808722726091474 1972 1.5512864460160425 1973 1.250130860745013 1974 1.5240702526317262 1975 1.95184850589784 1976 1.3090147103037706 1977 1.2380921145736437 1978 1.0757828327762933 1979 1.212035042011713 1980 1.2183871231916537 1981 1.3664314997515743 1982 1.5992848432960098 1983 0.8988159520217238 1984 1.274923556904778 1985 1.192485146396593 1986 0.8643062243439414 1987 0.943664557104596 1988 0.9510001079786122 1989 1.0731857938310265 1990 0.5348219623985166 1991 0.4222446139942681 1992 0.44362491120280123 1993 0.472403409854915 1994 0.6186155720165769 1995 0.5450770137800725 1996 0.6702971931181461 1997 0.5127660724777136 1998 0.5889298875196278 1999 0.6186842812563988 2000 0.9030135643893035 2001 0.9950910900725286 2002 0.9136539734424002 2003 0.9709116461961209 2004 0.8864745178408897 2005 0.8451059018919213 2006 0.8173635761419538 2007 0.5026558002437989 2008 0.6345943653767658 2009 0.6536606710362258 2010 0.5818007259688555 2011 0.6784611471783051 2012 0.8040077385411786 2013 0.971535959334361 2014 0.7072756869570601 2015 0.6962734184032275 2016 0.9794510994925467 2017 0.8196916348082435 2018 0.6893142413274757 2019 0.5104939858912946 2020 0.5212019532315396 2021 0.5952207532743313 2022 0.5480982525252577 2023 0.47919944627240685