Year % of commercial service imports 1975 72.14140276640613 1976 65.74359118027243 1977 66.02899569855438 1978 67.48231880241295 1979 65.38307983846231 1980 63.315643610232726 1981 62.68110734065892 1982 63.30207948935251 1983 60.34010248535965 1984 61.36309014309719 1985 60.336383758685926 1986 58.39274892954558 1987 58.316846200537036 1988 59.504149490893006 1989 59.045410473541196 1990 59.47706435720384 1991 57.54457288823608 1992 61.06970285337734 1993 62.04993933616926 1994 58.09955194772084 1995 58.02159181403187 1996 59.27191859582016 1997 58.01164279392237 1998 53.8250505657567 1999 47.29624177069277 2000 50.925745410854475 2001 48.67275525823696 2002 48.99961355169393 2003 43.970212201914634 2004 42.72318290327709 2005 46.71720397004713 2006 45.5617715889699 2007 47.348001819268354 2008 34.72300313511459 2009 31.469015151514522 2010 29.70485251342596 2011 30.918479303231862 2012 28.852838128421602 2013 27.628326280374708 2014 28.787728385987183 2015 27.805012164125213 2016 23.462536726732083 2017 23.445210015260283 2018 23.37820867590839 2019 25.48398767666622 2020 25.673371446071318 2021 29.573864784274637 2022 32.06231631447499 2023 23.911896929895782