Year % of commercial service imports 1975 30.95809329107976 1976 31.316527945658418 1977 32.80593887233762 1978 33.12098596322312 1981 27.97090676054529 1982 29.925878619576256 1983 27.26772432502581 1984 28.940717030718595 1985 30.315890300472397 1986 35.834670172644245 1987 39.96954524222638 1988 37.890491778331736 1989 34.572693540104844 1990 36.52426941232085 1991 32.48977717259018 1992 36.04521719139241 1993 30.86712857221796 1994 29.98023762457421 1995 30.749911260017033 1996 28.274942962067634 1997 30.552980020047706 1998 29.00848880404882 1999 26.623858338584803 2000 22.16848695801416 2001 21.97305941821158 2002 24.01835430730491 2003 23.567349237594282 2004 21.792825116380797 2005 17.925916005494543 2006 15.95275016933817 2007 15.646415417975366 2008 14.752547689224963 2009 16.483298740457244 2010 16.34391468628946 2011 16.1876927170539 2012 15.770001958261512 2013 15.741657018938604 2014 16.198857235508516 2015 15.45670634339126 2016 15.463295830802497 2017 15.560760389389847 2018 14.381657139577115 2019 13.160435210835725 2020 7.666125137080046 2021 8.738942333960772 2022 8.44497557070342 2023 9.734727503963256