Year % of GDP 1960 104.81793256027419 1961 103.04667029381818 1962 102.44199793974175 1963 104.11985393931185 1964 103.57220234826126 1965 102.00789213260761 1966 103.28309943624805 1967 103.91302423370587 1968 103.83891463705916 1969 106.59506626763576 1970 105.46413934426229 1971 104.1561565836299 1972 104.17170590935922 1973 99.01325798739404 1974 101.46943754995583 1975 99.02125898333145 1976 100.21991192927855 1977 96.91136319938474 1978 103.32220789874604 1979 108.67165518162902 1980 115.90002555353465 1981 108.67907770131168 1982 112.44261270884137 1983 110.29424922492414 1984 106.75529769880193 1985 107.10552732871439 1986 106.9114746425666 1987 106.11382502300188 1988 105.36480435350614 1989 104.84852575121779 1990 104.49966437113093 1991 105.13754716727766 1992 106.23309654982683 1993 106.94185941769338 1994 108.81119146790448 1995 109.21067370300041 1996 106.699716713881 1997 106.53962816981777 1998 106.62738976763923 1999 107.90603246220714 2000 110.03205219952355 2001 103.6436058669971 2002 107.27932722669473 2003 106.0292416656973 2004 108.82113943623641 2005 108.93022698307473 2006 111.00412430070644 2007 110.37654022926837 2008 113.68609208281168 2009 106.49238836198758 2015 107.13120343686613 2016 106.82346493984664 2017 106.69200959837283 2018 106.91689952537632 2019 105.77846185988766 2020 106.17383560307789 2021 107.38711969063566 2022 103.5633881328381 2023 101.49367723038543