Year % of GDP 1983 58.626528692380056 1984 59.57114822793401 1985 58.82963699568807 1986 56.79786265131411 1987 53.08414162351372 1988 57.29622690399513 1989 60.9051998525016 1990 61.529901174338086 1991 60.29450841139219 1992 61.36107944197433 1993 68.4640499937742 1994 67.0636133887153 1995 65.52818273896749 1996 66.31549389899976 1997 61.918307464087164 1998 62.155883405256965 1999 64.1208428822876 2000 65.32225622415217 2001 65.9101028907415 2002 63.91984433206378 2003 59.009321407173665 2004 56.273519277708026 2005 56.71269642001218 2006 56.79311967895878 2007 56.875650167786226 2008 57.63982681948245 2009 58.374156373452955 2010 58.24426907483789 2011 58.29099015422335 2012 59.33905194724285 2013 59.10285627550588 2014 59.09565570748163 2015 59.325470745332396 2016 63.5189612560355 2017 65.35912583590608 2018 64.73091829716749 2019 64.8826163873452 2020 64.27734297213266 2021 63.21028378981326 2022 63.93006217111331 2023 66.29585023996813