Year % of commercial service imports 1970 47.63995609220635 1971 45.31722054380654 1972 42.2077922077921 1973 44.370308590491945 1974 49.07229686500317 1975 46.16373432118145 1976 44.04026443158954 1977 43.41331265032745 1978 41.45066092829125 1979 34.63680485697823 1980 36.245447483867174 1981 33.52949901347706 1982 33.346996993279376 1983 29.78744452454714 1984 29.200985462413737 1985 26.447490509079945 1986 20.994251774377275 1987 23.80553054244581 1988 24.027105848907812 1989 26.421362956743604 1990 23.229239952109772 1991 23.85991025293763 1992 23.446405144020954 1993 28.975158482926705 1994 28.079021086599287 1995 28.81657519338828 1996 26.744604078640045 1997 25.019662246592674 1998 17.787751481554217 1999 16.403060672716222 2000 13.553449383796487 2001 13.539229461350047 2002 13.106117147108382 2003 21.453854025988495 2004 23.69771512118341 2005 25.058320569137432 2006 24.768079286371577 2007 25.750218151460423 2008 26.12682108337551 2009 22.300402461251082 2010 23.906227636265363 2011 23.316060029797775 2012 23.206267051993258 2013 22.34848662769768 2014 20.288508768808335 2015 18.892455229378623 2016 17.07173159380913 2017 16.674570440627427 2018 16.567141695815145 2019 15.70300515473554 2020 12.876745117373325 2021 12.901397409040596 2022 14.357506479039623 2023 13.435988680573063