Year % of commercial service imports 1976 32.77236492471212 1977 44.4672131147541 1978 50.7890499194847 1979 34.69267139479905 1980 33.513438239799484 1981 40.83552782962187 1982 39.382793342724476 1983 42.54457681227127 1984 41.78853503184714 1985 34.62893478074069 1986 34.01117034780401 1987 36.182576199425405 1988 34.11770583533173 1989 31.723400677444943 1990 32.553275844979694 1991 31.38210157119778 1992 32.200213729887565 1993 31.53226462690212 1994 33.94530094342723 1995 34.6367593693176 1996 37.33076429910963 1997 38.347610141528115 1998 44.76874347025754 1999 42.896674832695986 2000 42.67637025244485 2001 39.85535040857219 2002 36.90975332318565 2003 38.33900744898899 2004 37.58565066381148 2005 36.85823780858082 2006 36.38170686960265 2007 35.56557159960164 2008 39.092967323135575 2009 48.1422310472338 2010 45.9281643030562 2011 47.499056461538615 2012 48.688168714110674 2013 49.473866475831024 2014 49.502624199402355 2015 48.267685333704016 2016 47.017553046458424 2017 47.8502738609301 2018 48.04675886746459 2019 49.79094136118507 2020 59.1699270268721 2021 58.545371427094516 2022 56.812699694724465 2023 55.11658596242991