Year % of commercial service exports 1976 8.892128279883382 1977 9.22242314647378 1978 9.015996122152206 1979 9.132996632996633 1980 11.143838978890527 1981 9.454061251664447 1982 9.914320685434516 1983 10.67484662576687 1984 13.841244515357001 1985 13.719806763285025 1986 18.036253776435046 1987 21.483887084686483 1988 26.806467913087417 1989 28.83633431873152 1990 34.72377316286441 1991 31.867240495380706 1992 31.260550091410256 1993 28.423667411673826 1994 27.584727575952666 2009 20.695324634783088 2010 18.788726007174706 2011 21.979054030207376 2012 24.91002031515875 2013 27.210538684453862 2014 32.62424313264195 2015 37.4957596376046 2016 45.11561940584231 2017 47.743864870803556 2018 49.19091963070202 2019 49.68971925013225 2020 26.292395749393187 2021 37.40016756755907 2022 44.369496633252 2023 46.8253383971323