Year % of GDP 1980 55.334806715520926 1981 48.66129843985909 1982 49.79354082652604 1983 50.92169608178544 1984 49.781345020192035 1985 51.63413130113851 1986 50.61207652844835 1987 52.060288026979606 1988 49.58912612041695 1989 52.09402918704774 1990 59.83397443523549 1991 54.109064112011794 1992 65.61503984063745 1993 73.49013047842088 1994 74.03538812785388 1995 57.506719961244116 1996 73.82036532657503 1997 65.4408121915746 1998 56.108649579414816 1999 65.1251834050129 2000 66.4767351896257 2001 68.59920621397163 2002 68.26782885129323 2003 67.99523040492129 2004 68.35535541514628 2005 68.76184140115413 2006 66.88842964939325 2007 68.5279295424825 2008 65.6590646520218 2009 62.977367288288086 2010 64.1640253414988 2011 62.633518327147996 2012 65.60072581252908 2013 62.4701077789796 2014 62.73823589781813 2015 62.03213937093706 2016 60.53858271782805 2017 60.31156754556966 2018 59.83752384648378 2019 59.07877575556261 2020 58.31838889457159 2021 58.14297738779549 2022 58.09586311997995 2023 59.801689796335324