Year % of commercial service exports 1975 48.57607436354679 1976 52.4254319352787 1977 51.15957627320488 1978 57.82080114151148 1979 63.7729052858795 1980 60.69201920965841 1981 56.40965678520252 1982 57.54529692648526 1983 57.42883139970236 1984 59.03083112697287 1985 59.990856270539616 1986 64.54143141612543 1987 68.69452613214501 1988 71.3141726090168 1989 72.42952597334552 1990 70.36361674048506 1991 71.8018219677723 1992 68.49938419314778 1993 58.499819281386976 1994 60.14480292991102 1995 57.90100699495695 1996 59.36138498530368 1997 58.80019458742224 1998 60.515232651544906 1999 57.29212371867941 2000 56.983321459837185 2001 58.60276644498374 2002 56.8185585203849 2003 54.51935372710439 2004 52.82946844264951 2005 51.37903285873253 2006 45.747862019396486 2007 43.42404314134931 2008 41.87533375239484 2009 42.35928016676626 2010 43.82415935345867 2011 42.65610456883568 2012 43.53331122961839 2013 42.042564503554495 2014 44.90132229137196 2015 46.84976536579795 2016 48.539545551929756 2017 50.90355496878133 2018 51.185379488182484 2019 51.38195578069347 2020 34.89748234185346 2021 37.010704166998856 2022 47.321034261944845 2023 48.87344081796602