Year % of commercial service exports 1977 43.03680981595093 1978 58.50782190132375 1979 78.56537332898594 1980 80.66683131637417 1981 86.98630136986311 1982 78.12046988252963 1983 81.3414989792942 1984 88.1067262347976 1985 88.74703140117865 1986 84.6347584870767 1987 49.82356993238016 1988 59.794356095087565 1989 58.899102322886854 1990 44.31535832704399 1991 47.23778396667221 1992 55.24439264562461 1993 48.473125132045084 1994 53.838320931975936 1995 57.365973425134506 1996 63.34178103757077 1997 65.52591992594307 1998 56.29926570877329 1999 44.130899876224404 2000 44.404792908697225 2001 41.30613842000187 2002 42.80858980680935 2003 43.38617205892542 2004 44.17629237170416 2005 40.63759700938064 2006 33.79443412634485 2007 26.7451863353227 2008 30.914668974790438 2009 29.81505258657084 2010 35.275426002492374 2011 26.07084949669012 2012 22.26936965069305 2013 21.715837778238253 2014 19.035506032616965 2015 17.838179123197204 2016 17.68909833014358 2017 15.790921650754264 2018 17.919440769278097 2019 22.001139364347647 2020 22.734579293165265 2021 20.973211755136127 2022 15.82089598274031 2023 9.76460857991494