Year % of commercial service imports 1975 35.92233009708746 1976 31.818181818181817 1977 31.03448275862069 1978 30.538922155688624 1979 28.795811518324548 1980 29.807692307692346 1981 23.89705882352938 1982 93.34808722991768 1983 93.381171122358 1984 93.07519819413078 1985 93.12351034773691 1986 92.67431033139799 1987 93.19368272875982 1988 91.34916739283504 1989 91.11192995859894 1990 91.2063121757454 1991 90.94326285082886 1992 91.63194869140764 1993 86.86188722809413 1994 89.6842094157273 1995 86.53614886290434 1996 87.18886955443571 1997 86.04185362658289 1998 82.07803135782991 1999 84.04962399703875 2000 77.34798641572127 2001 75.58936400246165 2002 74.58143451102931 2003 75.60975304936018 2004 74.44011691380548 2005 73.62078237065599 2006 72.44232991103455 2007 75.60396886095668 2008 64.08090863739339 2009 59.9810186910981 2010 65.93087101847132 2011 62.89501720218972 2012 58.31425456762111 2013 59.270217382560006 2014 57.50376466216427 2015 54.13956322648929 2016 70.42262217723471 2017 70.65713926737337 2018 73.28018320296609 2019 73.33406314069599 2020 72.99387569608746 2021 72.38132141101356 2022 75.27438170443807 2023 75.00099872669713