Year % GDP 1966 16.16212792906903 1967 16.639439906651106 1968 17.81924198250729 1969 17.22635494155154 1970 16.383662230380907 1971 17.397379912663755 1972 13.065878378378379 1973 16.359375 1974 14.69188529591214 1975 11.025210084033613 1976 15.666793885945578 1977 16.971414188721244 1978 21.121651785714285 1979 21.349230456121834 1980 23.87081799730489 1981 24.187787819975423 1982 21.081577091191164 1983 24.67861777723406 1984 25.11799874134676 1985 24.340406166448602 1986 15.09178593652769 1987 11.966940030753461 1988 11.822577489588864 1989 11.019886709215571 1990 10.99267545901915 1991 5.176671669499836 1992 3.7272170083101264 1993 5.477087415925212 1994 5.626659601396339 1995 4.836178453918538 1996 4.373222081201264 1997 5.445033796502787 1998 5.709563807864222 1999 6.606307187920088 2000 6.741074286860384 2001 8.321402009069507 2002 10.689941557965307 2003 11.757944164371773 2004 5.032580386675374 2005 5.8522388659816595 2006 7.212918964249007 2007 7.548512303754926 2008 8.732708729522933 2009 9.166452596989028 2010 9.491080142305794 2011 10.40755212135335 2012 10.079653889150597 2013 9.981000855890047 2014 8.831185555886597 2017 6.092216304851465 2018 7.05226804537001 2019 8.202172457856399 2020 8.152222433507582 2021 8.875449971394612 2022 9.688523266947248 2023 8.901436825486304