Year % of GDP 1960 82.24487509801726 1961 83.87804007546016 1962 82.06577344701583 1963 78.91347723562488 1964 75.44581618655693 1965 76.30954489109261 1966 71.82819101267444 1967 76.33489000168795 1968 77.45978692291622 1969 78.02123388715567 1970 76.79210906577872 1971 76.84432281309681 1972 75.60587492912406 1973 75.20595033485449 1974 80.80520306008944 1975 81.8803234307403 1976 79.18136908962597 1977 79.04145631327296 1978 81.22596889992855 1979 83.22653464330607 1980 82.99676743004282 1981 80.56729787631741 1982 81.33601103162337 1983 80.11866504567946 1984 80.21567310303429 1985 81.61395468032879 1986 76.28913264869823 1987 72.60947563142054 1988 72.04218605870099 1989 70.58142631650742 1990 71.38501045046223 1991 68.33705663335293 1992 70.16382075062842 1993 72.37313743218132 1994 71.30113400508678 1995 72.42376690987084 1996 72.88216574779511 1997 74.87559259271461 1998 72.06683756240533 1999 75.68792180995032 2000 75.97400143968468 2001 77.67224955852791 2002 76.01209080821437 2003 75.27479178287064 2004 76.62483981065304 2005 79.94741483293578 2006 78.10101893920073 2007 79.5992966173462 2008 82.01880944429551 2009 79.43835342409677 2010 79.83424855024472 2011 80.53931127093351 2012 82.30276571969056 2013 81.29309274528252 2014 82.14494930215352 2015 81.13915215010888 2016 80.68344221577789 2017 81.94218298132702 2018 82.4005398342069 2019 83.87445240295416 2020 81.51482037102373 2021 83.46296154512595 2022 86.0721990202899 2023 83.419477520542