Year % GDP 1960 3.4985521918054263 1961 5.20077779707383 1962 4.599107161061602 1963 5.390332869225674 1964 6.357212628703396 1965 6.361799493241172 1966 7.119453909783497 1967 8.810955078495022 1968 9.605884373290019 1969 10.173998131907458 1970 8.454452781685003 1971 6.809354620751738 1972 6.385895327812345 1973 7.823712662360754 1974 9.448792440315119 1975 12.095822069489174 1976 9.351418279794576 1977 10.267665743891522 1978 12.413938893658857 1979 17.868388735603354 1980 17.172328551101074 1981 13.118805237669791 1982 10.938468388266946 1983 10.231541099136708 1984 11.436510825057015 1985 13.994226879602243 1986 20.282576606329688 1987 21.213645288059123 1988 7.035728354558675 1989 6.4306322011977475 1990 6.481099040671095 1991 5.948406425487655 1992 6.087816220176818 1993 5.034537344926479 1994 3.625668696713987 1995 3.850477655875259 1996 3.6424825090051356 1997 3.2342932860698883 1998 3.306278479041179 1999 3.5861046056881722 2000 3.479363696729459 2001 4.338486053348002 2002 4.212367311979824 2003 4.194897442484411 2004 3.1337626589605287 2005 2.5417417424269866 2006 2.2153115324518984 2007 2.397706848656941 2008 3.062224094945697 2009 3.931025799611472 2010 4.236720737304516 2011 4.848502221411891 2012 5.817331385413149 2013 6.089035107051765 2014 7.801528789154593 2015 8.352517763361137 2016 12.473111631016042 2017 12.155394114465695 2018 11.248909936572886 2019 9.934604268678335 2020 10.074498608217871 2021 11.920529193043679