Year % of merchandise exports 1962 75.89586531040769 1963 68.40213908935458 1964 68.07473258417991 1965 68.27126880331895 1966 70.53432446711447 1967 69.96023475565075 1968 70.43304859585332 1969 71.58473889879465 1970 71.68897698834486 1971 75.65850399157928 1972 73.75241885859646 1973 72.93880608721624 1974 72.42768834549611 1975 73.46604457873512 1976 74.98459746864391 1977 74.83423488193444 1978 75.5615950422576 1979 74.56079626189104 1980 73.30412337965404 1981 72.69291927161142 1982 73.46343410891397 1983 73.42225145188017 1984 73.0332449161425 1985 74.87899545432239 1986 77.3168703234161 1987 77.33017293533867 1988 79.0761964455739 1989 78.72868997496026 1990 79.46420436098275 1991 79.34164706902855 1992 78.2771494746966 1993 77.13120330644618 1994 77.86674383578185 1995 78.44366357872508 1996 79.03257739685138 1997 80.53877842416675 1998 81.99363591128615 1999 82.01386886057874 2000 79.03344059906456 2001 79.70752716603538 2002 80.12291157093931 2003 79.76343657285487 2004 79.45031611183609 2005 79.27915311257945 2006 78.3249971871455 2007 78.14374446005375 2008 76.74600742301774 2009 77.2680039371339 2010 76.19132468752078 2011 75.81391301400416 2012 74.97079613403123 2013 75.18431919423806 2014 76.15113794336506 2015 77.48027322297493 2016 78.67394348560886 2017 78.78606745167602 2018 78.41377553099463 2019 78.62059219099993 2020 78.67060460186674 2021 77.38808099400596 2022 74.32979013665845 2023 76.23893094681074