Year % of GDP 1969 37.27492110636718 1970 34.031510658016686 1971 32.99616323683293 1972 34.60822474191911 1973 30.913698017588313 1974 32.9696394686907 1975 38.34283797383428 1976 42.56346363494783 1977 39.35483870967742 1978 38.2388274867852 1979 32.22494891867442 1980 31.543473376769267 1981 32.765509989484755 1982 34.220363682443136 1983 35.24353647276085 1984 32.71765224633776 1985 30.452020099625983 1986 31.409504550050553 1987 33.09506385759263 1988 34.547003087405514 1989 34.30437622468975 1990 38.75868603916614 1991 42.058267655793976 1992 44.39691219041492 1993 51.840232858990944 1994 53.47652654188402 1995 55.170603674540686 1996 55.36713771127736 1997 38.96373547934735 1998 41.97289125770867 1999 41.26956858978614 2000 42.919740926419585 2001 43.72053768831534 2002 42.16791500209432 2003 43.77294931618507 2004 46.83118928272866 2005 47.78471360891401 2006 49.816813789372745 2007 52.72293032620918 2008 55.98042941288238 2009 60.014265735386644 2010 62.614650488819066 2011 64.30663064748843 2012 62.19806507728184 2013 64.49047644731526 2014 62.042998385015636 2015 58.11472634181239 2016 62.83318666252309 2017 61.398799233616906 2018 60.18032457806876 2019 64.50792602649007 2020 84.09158482868389 2021 76.85293942527422 2022 72.73901151997502