Year % of commercial service exports 1975 2.891154915668186 1976 2.5242704883323874 1977 2.254364115058928 1978 1.9397465522391637 1979 1.7010994275332592 1980 1.2927722092039182 1981 1.4289017878044898 1982 1.3552978727641667 1983 1.3037455642904345 1984 1.379079724976269 1985 1.28750330720819 1986 1.4560767501132543 1987 1.6185367042287138 1988 1.919412650227547 1989 2.676314166282971 1990 2.674902714873813 1991 2.1738062653106476 1992 3.0679168008308597 1993 2.8079543743154685 1994 2.409287673537331 1995 2.516342403360342 1996 2.92431578963434 1997 2.563870165159916 1998 2.0792790949448263 1999 1.6991596580384578 2000 3.324636488557317 2001 3.5007579909152224 2002 4.863602333289619 2003 3.2769294561832134 2004 3.1339983880039597 2005 4.019403351766184 2006 5.017153937193531 2007 5.664128813325144 2008 5.537929187630597 2009 5.548619531258195 2010 6.531494648845215 2011 6.403614408929265 2012 5.246770591474675 2013 5.729494814546816 2014 5.060903787574995 2015 4.7068005358617935 2016 4.471146938177444 2017 3.7604657129775245 2018 3.9216113208258934 2019 3.4316970486922296 2020 3.1884897708871103 2021 3.4083466615104774 2022 3.464595469515571