Year % GDP 1960 11.022740002240393 1961 12.009891398562178 1962 15.048964677222898 1963 17.421095592236533 1964 21.735657225853306 1965 22.911280325836728 1966 25.860645243886825 1967 26.06791200135036 1968 25.608679757677045 1969 25.55225035671963 1970 25.44847228330297 1971 25.112323049359137 1972 28.77288606807748 1973 26.290078824156936 1974 20.286145603959046 1975 19.34252538607521 1976 22.215412230370347 1977 23.406656516280684 1978 22.27040729524652 1979 24.837903701613524 1980 23.442025117538293 1981 24.03952608951962 1982 24.7028464426408 1983 26.376270284066116 1984 24.218059942544343 1985 27.78217838557937 1986 29.786077445134605 1987 27.64354675018647 1988 26.36859646810949 1989 24.912860752586894 1990 24.157332906513634 1991 22.237017440721143 1992 23.496823883406183 1993 24.39504512797502 1994 23.823006464318475 1995 24.207121197992198 1996 24.693975444456655 1997 24.646215148629995 1998 25.113942941139566 1999 25.474317642482468 2000 16.603618282266023 2001 16.208460295716588 2002 16.00410078412298 2003 18.221599782045175 2004 21.294700336471852 2005 21.60168149429806 2006 22.7683134071852 2007 23.041639089253245 2008 24.16858518106711 2009 20.395776810760662 2010 19.285438336383297 2011 16.790043101425887 2012 15.197766209004651 2013 14.405959137138813 2014 14.036343426981565 2015 13.877672060483315 2016 14.682249129127353 2017 15.313812931357146 2018 16.632351114514208 2019 15.687985806879116 2020 15.03312012912005 2021 15.340139775110154 2022 14.842375879531177 2023 11.960639407648465