Year % of merchandise exports 1962 19.880218485173668 1963 19.402503251387518 1964 19.932565938983274 1965 18.775533872971923 1966 18.52752049065158 1967 16.667031985825613 1968 15.728542694946295 1969 14.998775489845123 1970 14.678090210491938 1971 14.079391790141571 1972 13.058475603751498 1973 14.637160365111363 1974 14.74931663254561 1975 11.856938958212202 1976 12.250489158407628 1977 11.145659510392875 1978 10.685069393139969 1979 10.099369619234935 1980 9.634122151467226 1981 9.089142043003115 1982 8.63479433521722 1983 9.140168908140774 1984 9.418261422683683 1985 7.970674347981663 1986 7.479646908315679 1987 7.7205439849557465 1988 7.861830594463065 1989 7.8552401153865175 1990 7.260629641690784 1991 6.459337659433969 1992 6.5744261854994495 1993 6.4229710045589945 1994 6.595926048707838 1995 6.500107853159948 1996 5.145549092853888 1997 5.34901843231924 1998 4.533395915524068 1999 1.2335440568656966 2000 4.731055295315074 2001 4.798995111526822 2002 4.761290920346753 2003 4.4844225085969045 2004 4.188552346486683 2005 4.0031058834689555 2006 3.9506234541844467 2007 4.155483084610145 2008 3.7278919984256427 2009 4.108759657172581 2010 4.079890891059558 2011 3.6032589438731293 2012 3.593645201166461 2013 3.8444798727620215 2014 4.084461065307741 2015 4.100849117548266 2016 3.810553923979412 2017 3.741820533059733 2018 3.9190461010915016 2019 3.827290682483904 2020 4.05142955820421 2021 4.767351155659066 2022 4.347137428113915 2023 3.64575011491871