Year % GDP 1960 7.562203847230719 1961 8.441937167672965 1962 10.38787210497608 1963 11.983933172823004 1964 13.869108738423696 1965 14.72180400170067 1966 16.209368013236446 1967 17.93494114697991 1968 17.731141193250426 1969 16.7155925566266 1970 14.12386473363101 1971 15.986407040158115 1972 15.954069708851929 1973 13.071851177971853 1974 10.350625042328756 1975 11.765445915300692 1976 12.548819091803713 1977 14.527321039714623 1978 16.10166319256069 1979 15.100039092426291 1980 16.739559252854207 1981 9.677843270183645 1982 10.757950973485809 1983 12.19548570920042 1984 13.250099787194696 1985 14.057107527096418 1986 17.281880315800525 1987 17.002482326141596 1988 17.011445896778923 1989 17.428351778678675 1990 15.590514796216807 1991 15.363543775307878 1992 16.64550554854703 1993 15.488115066670042 1994 15.083902426343421 1995 13.102016577923814 1996 12.017970092914977 1997 12.559472396080322 1998 12.66234018140837 1999 17.71710530293294 2000 14.582053089640425 2001 14.98666146792021 2002 15.29369499661371 2003 15.492689168480528 2004 15.622560835877765 2005 15.259299085159496 2006 14.833394982135443 2007 17.852593263161115 2008 20.727958170546128 2009 19.8191724228134 2010 16.44449819664687 2011 14.763612108356789 2012 14.059320974524283 2013 14.067123254085796 2014 15.28285161017206 2015 15.474052827458014 2016 16.72229477721221 2017 16.525231287524605 2018 15.725451763562447 2019 16.092264468267203 2020 17.310812227371486 2021 17.9033072067685 2022 17.62154119034706