Year % of commercial service exports 1968 1.3793103448275863 1969 1.2568306010928962 1970 1.2894736842105263 1971 1.2359550561797752 1972 1.1111111111111112 1973 1.0977443609022557 1974 0.904977375565611 1975 0.805860805860806 1976 0.7914262159934049 1977 0.724233983286908 1978 0.7446808510638299 1979 0.49580472921434016 1980 0.47228599540833055 1981 0.5609832965647652 1982 0.31275496328528696 1983 0.25936599423631124 1984 0.2613590671491757 1985 0.1915774939592682 1986 0.1688746542437036 1987 0.13695395513577333 1988 0.12023052464228935 1989 0.2596647611665536 1990 0.18781071625851592 1991 0.15330188679245285 1992 0.11746221756696094 2003 0.05685048322910744 2004 0.05714418370426456 2005 0.6577870864286416 2006 0.8185975609756098 2007 0.6564874234712694 2008 0.6634667606088629 2009 0.7198183545628755 2010 1.1272299549108018 2011 1.5589709689858426 2012 1.6545231131340752 2013 1.1880343282847345 2014 1.78468025716025 2015 1.030629936428434 2016 1.0853101333166426 2017 1.342824028003793 2018 1.2950920514961115 2019 1.4096554175645952 2020 3.0713048363687436 2021 3.99517757057292 2022 4.731067555539409