Year % GDP 1960 15.64590913948757 1961 15.340376300129506 1962 15.677665659993433 1963 15.265582866565007 1964 14.229064309636819 1965 14.810517754646828 1966 15.069427394942828 1967 13.750821984176133 1968 13.593422703236918 1969 12.988753442767925 1970 12.82911329171133 1971 14.5963738893471 1972 15.091903779947273 1973 13.627383571849554 1974 11.916183607020866 1975 11.519140128255154 1976 12.123935862068622 1977 12.662284815720037 1978 13.293448578745473 1979 14.516804249942858 1980 16.093962039432586 1981 16.45328036193986 1982 17.863455177600855 1983 17.56049896913467 1984 18.395686892544468 1985 19.468713267088916 1986 20.968070695801053 1987 22.184528081195335 1988 21.71717397815112 1989 21.76309318028165 1990 21.999200418422138 1991 22.588529548436245 1992 21.785175171567218 1993 21.528636103075762 1994 20.037410911366802 1995 18.6316601693441 1996 19.472206477938535 1997 19.451376918621182 1998 19.543285209097085 1999 19.982302235870044 2000 19.352645205844066 2001 21.02647462631648 2002 21.766981370839478 2003 21.20274650741709 2004 19.474622346266223 2005 17.268380896277623 2006 16.088990936797835 2007 15.214211792908005 2008 18.272833845899868 2009 21.188561016917458 2010 21.129643819540163 2011 23.186003770732174 2012 23.641358928948936 2013 24.20989985962631 2014 22.9214845370682 2015 22.84898325716201 2016 23.806150538120146 2017 22.36769373424838 2018 21.614165643330278 2019 23.474009083060263 2020 27.764546686643538 2021 25.817273560714927