Year % GDP 1966 34.372714209482716 1967 33.085073605419254 1968 33.16534105262629 1969 46.78444722196355 1970 49.87660119428041 1971 51.25228251328887 1972 53.0141527868529 1973 49.8647681205219 1974 40.34476779470958 1975 35.08562467920747 1976 36.99230319217749 1977 35.49350719934941 1978 35.74592069351583 1979 36.72995624119261 1980 29.12770137524558 1981 32.26729138777332 1982 33.002563007261855 1983 34.631536604987936 1984 32.61572535991141 1985 32.40458553791888 1986 31.838098297462253 1987 32.97287047841307 1988 34.24026330224904 1989 35.76009913258984 1990 36.20311341734618 1991 37.621062992125985 1992 38.52938170669392 1993 36.92361445783133 1994 38.956551883522074 1995 42.50325185019063 1996 41.630416491375684 1997 44.19681592039801 1998 45.38316272502647 1999 47.56577395991242 2000 47.90210818761235 2001 59.2481420854477 2002 60.45039433446 2003 62.40247702134288 2004 67.26832631731746 2005 72.76447178950124 2006 73.68245839517547 2007 71.28230432468318 2008 75.53214273927344 2009 82.77161996461636 2012 85.33535957475475 2013 83.04280651428446 2014 81.7288779576459 2015 82.57198031140986 2016 81.92022267458043 2017 81.98876626710329 2018 80.2308012923549 2019 77.35041664730582 2020 85.84319655905425 2021 82.39009249451001 2022 71.99279491908399 2023 67.36575435951877