Year % of commercial service imports 1976 27.11779448621554 1977 29.3354943273906 1978 41.899350649350644 1979 41.77377892030849 1980 42.22257602292628 1981 27.367588932806324 1982 37.652088128904964 1983 36.180567209263295 1984 32.25078152136158 1985 32.92988929889299 1986 27.98040283070219 1987 27.96001480932988 1988 22.765506807866867 1989 28.404051464549685 1990 20.547607301430688 1991 18.47425353482154 1992 16.638078902229818 1993 16.433675054364695 1994 17.21817162086373 1995 14.851253220894836 1996 15.116279069767463 1997 24.136069114470885 1998 23.959127649839832 1999 20.5224787363305 2000 17.439037263802383 2001 19.9734096952342 2002 18.545101842871 2003 21.285827615037228 2004 16.183152414085818 2005 18.857221281851867 2006 18.581963881307708 2007 21.58671586715867 2008 18.848884818024537 2009 19.607086071685462 2010 20.766623587630445 2011 17.581862984054712 2012 20.021648216100015 2013 16.92146560672846 2014 17.48263847267582 2015 19.995672753573288 2016 24.004499831295632 2017 23.204190774384088 2018 23.028650874614893 2019 24.3185120731828 2020 10.006661716586217 2021 12.581810535785188 2022 21.403216751857947 2023 30.553760813001386