Year % of commercial service exports 1975 1.6170212765776004 1976 1.5535714286054951 1977 1.2708526134457796 1978 0.930783961580557 1979 1.6756152366021564 1980 0.9859456324729414 1981 0.9917208988541997 1982 0.9542589832420358 1983 2.8047409428340715 1984 3.600372905492133 1985 2.792997337305277 1986 11.780139743043215 1987 3.2570833556273824 1988 3.7375112535559656 1989 3.5841495184335366 1990 4.205428311692117 1991 5.617508814962574 1992 4.840061362399821 1993 2.802915715111378 1994 2.8001475627235695 1995 3.3652675475314595 1996 3.71388248591253 1997 3.5003756383767346 1998 3.804468528025841 1999 3.933463888142534 2000 4.432566334057579 2001 31.685320818933526 2002 3.625634405843349 2003 3.455226029369421 2004 3.341344238786945 2005 4.80463828468 2006 3.566751886263017 2007 3.14583689519576 2008 3.4521045725244774 2009 3.981852148385375 2010 3.2756751469305576 2011 2.9612428924618452 2012 8.995993584758638 2013 7.396827450137344 2014 6.654015744975271 2015 5.858406665741093 2016 5.246825983986106 2017 5.025690723441376 2018 4.462370550024528 2019 4.697265145682018 2020 4.486602555245023 2021 4.6876503589168586 2022 3.6288931563017366