Year % of GDP 1989 53.84966425451464 1990 57.125748502994014 1991 54.147157190635454 1992 45.994436717663426 1993 48.03706676198634 1994 48.47308495234551 1995 55.13034458242122 1996 58.122646499589045 1997 54.21410582123922 1998 56.84890908736463 1999 57.201665874488285 2000 57.441179142441854 2001 57.91121108085711 2002 57.87954112531926 2003 57.321483297578915 2004 54.60139171682366 2005 59.15443065653528 2006 60.553115121996115 2007 60.65175887291541 2008 63.286029032547816 2009 65.10967834583894 2010 64.77759384607147 2011 67.8571693282873 2012 69.30249962990783 2013 72.8831903705168 2014 71.4435870856347 2015 67.75379373048823 2016 66.59776042847913 2017 67.13695401255926 2018 69.36925575414669 2019 74.3769608654133 2020 73.28576375417867 2021 69.11165581728645 2022 64.5566406839019 2023 64.11133672131022