Year % of merchandise exports 1962 3.816442147540685 1963 10.516339055717673 1964 13.750269422858846 1965 10.826392531237564 1966 12.923377778253986 1967 20.936090599960767 1968 19.209627627133187 1969 30.975570407492768 1970 27.563999927471055 1971 21.218036386808954 1972 23.353407558233645 1973 26.207411337138975 1974 19.83919743972914 1975 18.608614270066823 1976 48.585491675587235 1977 43.20798302318916 1978 36.779298327991924 1979 37.896961904914775 1980 47.6794213234174 1981 45.2885860360988 1982 45.27678999040654 1983 55.946041232417286 1995 62.65444754876401 1996 68.58919390036696 1997 61.140865498469246 1998 65.94591821380406 1999 66.14632189066675 2000 58.019575637565715 2001 55.62643558040956 2002 61.46605030320931 2003 72.45269728358731 2004 75.44460819765618 2005 74.71595519384718 2007 54.34582634053841 2008 33.45086008479187 2009 25.572337820156466 2010 16.614620397001605 2011 11.22059414344912 2012 13.268196563980029 2013 18.838278468053787 2014 17.848961277881603 2015 13.5184783010397 2016 16.99461409541718 2017 12.68782444406752 2018 9.823947750211158 2019 10.869771313855408 2020 6.030787809071052 2021 9.008462733673998 2022 10.634823480757365 2023 5.724577980466996