Year % of GDP 1970 99.92532784934372 1971 99.3687048795512 1972 99.32560839511062 1973 102.09816274430194 1974 104.07367117011215 1975 100.09519785484167 1976 101.30818018491156 1977 99.16904087211287 1978 97.97892119145459 1979 99.05221294871562 1980 102.87142389693089 1981 102.19357082767637 1982 101.48256754734915 1983 99.66499515637031 1984 100.60487876898576 1985 100.58991952868008 1986 98.86556298239665 1987 99.7413678379228 1988 100.1177683018915 1989 100.1840826787751 1990 99.95830673392987 1991 99.96372010527243 1992 100.11896136592391 1993 96.9936590752693 1994 96.73303403730019 1995 96.3395751167324 1996 95.46932432599111 1997 96.28893403284803 1998 96.96683365001074 1999 98.21931592533547 2000 99.15012562495323 2001 98.73678129472306 2002 99.24298962221245 2003 99.54445895340996 2004 99.41067355037013 2005 100.09882599855533 2006 100.82120231845857 2007 100.33937731779959 2008 100.76732640922992 2009 100.62044465961422 2010 101.85808246539985 2011 101.40058946267241 2012 98.89623517268691 2013 97.6010932373764 2014 97.1044649225737 2015 96.98621745788668 2016 96.71182132093492 2017 97.13671506642201 2018 97.59644284108445 2019 96.6741407682137 2020 96.40115171813245 2021 97.84211793332209 2022 101.62978671070341 2023 98.61865651444278