Year % of GDP 1960 77.6263392334821 1961 74.22494174513467 1962 74.14441783190003 1963 75.10002701999471 1964 78.12484697708888 1965 75.10949449450747 1966 73.04000508679738 1967 70.75447995063715 1968 66.69500315592073 1969 71.92304708676002 1970 70.67499455871685 1971 69.01320286629333 1972 65.88515254752777 1973 66.21909789271234 1974 64.08266124019985 1975 64.31206391269309 1976 68.122878251341 1977 65.61759338166107 1978 70.20927587447423 1979 73.50613507466616 1980 69.20243313081099 1981 71.87224493257324 1982 69.75183919502004 1983 73.87278600249071 1984 63.54270465577516 1985 61.77103827741257 1986 58.76278364648614 1987 58.94116180924118 1988 50.42165656246345 1989 64.6524700275069 1990 63.10598557913897 1991 68.05860388502587 1992 64.86392404903926 1993 64.00272993748924 1994 61.49682578267006 1995 64.83560666590853 1996 63.401210731030844 1997 73.54860471538805 1998 65.19336037939082 1999 63.9183278900415 2000 59.91313308174031 2001 70.02088135855709 2002 80.21423416322034 2003 79.7416062366735 2004 81.59026811086348 2005 92.20996462478067 2006 103.45448522028293 2007 98.28422796352521 2008 119.41291202840915 2009 100.63403900846917 2010 89.76347537338555 2011 83.69323786349864 2012 93.97309350635905 2013 87.03280023801766 2014 83.61181612210018 2015 89.51530653980019 2016 83.34665333046412 2017 79.3610990236094 2018 77.69971155057554 2019 79.54913549583738 2020 80.71330392529684 2021 74.87368529631802 2022 77.69645756673779