Year % of merchandise exports 1962 19.271352383684455 1963 16.185937688241733 1964 15.017880787093624 1965 15.357852705089094 1966 15.725302620873848 1967 12.217809651261248 1968 12.90329240510302 1969 13.483119110224347 1970 9.676452244418487 1971 7.816883646987571 1972 9.171485622218643 1973 7.803475241145023 1974 7.021987811500133 1975 6.483121465940908 1976 7.111331343554962 1977 5.133813383622028 1978 5.453883013062732 1979 4.661403541666317 1980 3.9614902488180337 1981 3.7388744389238857 1982 3.164686849327112 1983 3.005885668407593 1984 3.176622543323753 1985 2.8458494316819802 1986 2.7304386121508792 1987 2.82545375827209 1989 2.9195707245509492 1990 2.6536996093516 1991 3.01909015326188 1992 2.771413674388254 1993 2.509257982219047 1994 2.6944953326507006 1995 3.3503949795819956 1996 2.753805957885988 1997 2.397867446324771 1998 2.269878231275066 1999 2.359872453005316 2000 2.2319543048507886 2001 2.1189573697853064 2002 2.0840509418594877 2003 2.1584895903624925 2004 1.9966175090186944 2005 1.8570126946436813 2006 1.7617485796844454 2007 1.7011273214821478 2008 1.571108334351585 2009 1.628518356337497 2010 1.660288740583993 2011 1.5397202389037654 2012 1.5699907510494215 2013 1.5252060470819173 2014 1.6158769336263805 2015 1.8613236769574624 2016 1.9240881580951983 2017 1.8118528418499298 2018 1.9394196223791245 2019 2.0230995409896457 2020 2.0809574822582575 2021 1.7862807839281363 2022 1.7060908843197702 2023 1.5884498354213863