Year % of merchandise exports 1962 68.02366467506226 1963 65.8784160342145 1964 65.92890790735918 1965 67.06751626702236 1966 68.42618929163076 1967 69.23450201884079 1968 70.42119309752051 1969 71.5859741214984 1970 71.24701452830926 1971 74.20065362375385 1972 73.54794089999928 1973 72.16776950358776 1974 71.72049970037351 1975 72.78604405994271 1976 74.18538589302364 1977 73.91863788201653 1978 74.5739921984457 1979 73.45196595129163 1980 72.47153512878681 1981 72.54808345142182 1982 72.91177738804713 1983 72.7985987875564 1984 73.12789300022149 1985 74.3019694867839 1986 77.29640781109508 1987 77.69310708653722 1989 76.38953578740791 1990 77.6030727596369 1991 77.94221460036125 1992 79.02123211473135 1993 78.5472253485526 1994 79.29754909302898 1995 79.49261201436738 1996 79.41629461054079 1997 80.54231488269066 1998 81.58859738370411 1999 81.94507471436795 2000 79.55974811103677 2001 79.56214718851452 2002 79.58612561268978 2003 78.40756544893587 2004 77.13037178833505 2005 75.667817524201 2006 75.10756580766167 2007 74.98818434912133 2008 71.96220873711685 2009 70.12684051763661 2010 70.4482261208806 2011 68.30990690774667 2012 66.87852567125724 2013 66.30592552105054 2014 67.96538322936306 2015 69.81662529137112 2016 69.7396524313814 2017 73.02511269536633 2018 72.16415017573152 2019 72.63539513563951 2020 72.6027590169149 2021 70.83416854869519 2022 67.73764536374308 2023 68.3277429695859