Year % of commercial service exports 1971 11.298701298701307 1972 13.937007874015741 1973 6.699507389162535 1974 5.0689655172413515 1975 4.559193954659949 1976 5.2413793103448425 1977 4.584905660377363 1978 5.0622406639004165 1979 2.933579335793363 1980 2.89370078740157 1981 2.5918635170603617 1982 3.0692243536280275 1983 4.149484536082472 1984 5.53832116788319 1985 6.5655737704917865 1986 4.950142450142456 1987 3.4555256064690063 1988 3.415210203117616 1989 4.11522633744855 1990 3.7473562194262224 1991 3.864493322859381 1992 2.864936144077748 1993 3.3000267538298758 1994 3.1674098160536435 1995 1.8893778051127958 1996 1.941276192919096 1997 1.9289760839003185 1998 2.108698622492185 1999 2.416008138705306 2000 2.6747994155791672 2001 2.6962157409477374 2002 2.7066974518971434 2003 1.9608512172604824 2004 44.95486860325579 2005 41.96977069026649 2006 38.29956048441868 2007 37.09428811621739 2008 38.85177238896168 2009 36.95289827239292 2010 34.334459158355806 2011 45.060004372153045 2012 34.44416579432056 2013 33.2401578011135 2014 30.175692122937008 2015 24.977331488930314 2016 24.496545269206376 2017 24.486706199201073 2018 24.929730042000802 2019 20.200727431218517 2020 20.820942864604433 2021 17.65771031636226 2022 16.127037780299535