Year % of commercial service imports 1979 38.21921515479238 1980 32.67664714695871 1981 32.47475284390665 1982 29.206204071509983 1983 27.823660970518368 1984 29.38645652921015 1985 29.8709719472398 1986 31.201933786397518 1987 31.174360487020138 1988 35.558180982006995 1989 36.7345352374798 1990 37.83182608787423 1991 37.04586569113818 1992 36.35336613646364 1993 34.49444130705872 1994 32.66663660301045 1995 29.79700327851988 1996 33.09192100893485 1997 31.042971005951525 1998 30.841708385320917 1999 28.871595198060803 2000 28.877169708441098 2001 28.872385954438432 2002 26.762038945848474 2003 26.153142821658303 2004 26.002592343609983 2005 25.962940381032876 2006 25.66981415378074 2007 24.609513617949037 2008 23.620966950983785 2009 23.74853644963001 2010 22.55050523086954 2011 21.77754780248687 2012 22.124063808366294 2013 22.585462282918645 2014 22.664699313281826 2015 23.230272041992762 2016 24.35271449464983 2017 24.700269290999362 2018 23.97875182041652 2019 23.005442082841334 2020 10.350298826281104 2021 10.09123366252494 2022 14.510634877897225 2023 18.416148228991418