Year % of GDP 1960 104.89074603106128 1961 104.19551669789311 1962 103.32641645309528 1963 105.04081957102174 1964 104.14887155380836 1965 110.62491482118291 1966 105.99291605227666 1967 106.33807146597745 1968 104.68917831527452 1969 105.35603583618843 1970 106.7438150584356 1971 110.31105970202016 1972 106.37795467270384 1973 106.0733674518483 1974 114.97764110094539 1975 108.48577239854427 1976 106.00176052931958 1977 105.46586504471709 1978 107.85026293142428 1979 110.27052468273804 1980 110.34113612266707 1981 104.90782305470825 1982 97.08097389733133 1983 100.74562692361229 1984 99.58953665061662 1985 101.75293224831472 1986 99.1542274635381 1987 104.13417194607031 1988 101.78685594099434 1989 103.88064915955385 1990 106.904608395673 1991 104.62746283999368 1992 105.53273100014988 1993 107.27788905985707 1994 106.22799065941919 1995 103.51594553951556 1996 104.03317796700209 1997 104.39506146929438 1998 104.1123391458844 1999 102.4228822534917 2000 100.66427917173696 2001 99.8356137139536 2002 101.96487392188077 2003 101.98428169869797 2004 100.84117027188898 2005 102.2936191698816 2006 103.18648439366851 2007 105.29232082641032 2008 108.78859140725221 2009 100.49470766988627 2010 101.85326698910933 2011 103.6942047504527 2012 103.7459046258574 2013 102.88311186587744 2014 102.46541148278364 2015 100.76224620958531 2016 99.65828557512472 2017 99.54658744587607 2018 99.46832046460642 2019 97.10988690005024 2020 96.32689093481368 2021 98.42892824877772 2022 98.52608537981446 2023 95.70908670933999