Year % of commercial service exports 1976 47.70992366412214 1977 55.98455598455598 1978 52.23880597014925 1979 38.17991631799163 1980 45.28301886792453 1981 42.35294117647059 1982 40.376850605652756 1983 44.21052631578947 1984 38.01169590643275 1985 34.285714285714285 1986 32.417582417582416 1987 45.25790349417637 1988 45.46232876712329 1989 43.898695318495776 1990 43.58974358974359 1991 43.365921787709496 1992 43.5709526982012 1993 42.019347037484884 1994 40.81401921989824 1995 31.536697247706424 1996 36.447700252191666 1997 20.80093312597201 1998 22.518711356980152 1999 30.034602076124568 2000 21.774285968955727 2001 23.85040270944942 2002 28.22985125151087 2003 36.73263994894583 2004 38.167905833016036 2005 37.23038359398775 2006 36.29721204801542 2007 43.17842075234024 2008 37.44551831864623 2009 39.73115753200336 2010 45.026817752954265 2011 40.95088102731834 2012 53.79989628779447 2013 47.952167096463135 2014 56.050896417669215 2015 57.28371047507596 2016 58.44337711046003 2017 55.987495756395546 2018 56.8151793000017 2019 59.04104447038551 2020 45.1305749714276 2021 42.51034237313016 2022 57.56411368037071 2023 64.80127391687454