Year % of GDP 1975 74.21314286206629 1976 73.96846403863172 1977 70.1818306255674 1978 70.33996843567758 1979 71.59385893347178 1980 53.10412573673871 1981 55.122713074520306 1982 53.951302862024775 1983 53.141592920353986 1984 52.8608342561831 1985 49.27689594356261 1986 56.15804690009637 1987 56.80863477246207 1988 52.479429511793754 1989 51.99752168525402 1990 69.62935507783543 1991 71.97096456692913 1992 73.2192130812468 1993 72.24337349397591 1994 70.41599260457592 1995 75.78605068400987 1996 73.85359697097181 1997 75.59402985074627 1998 72.70384751147193 1999 74.28330806804783 2000 74.42229122405621 2001 76.23669995089213 2002 74.02704007725737 2003 66.91073375915252 2004 71.72739149368559 2005 73.53056682811886 2006 70.8151027734795 2007 69.28344251985388 2008 71.77946695339506 2009 71.54206438528296 2010 74.8075545792234 2011 74.86769904448268 2012 76.56107347595801 2013 76.31866727878179 2014 77.55787329432428 2015 77.22605705174983 2016 78.53336540977435 2017 77.29834156384642 2018 75.62727446662521 2019 73.89554873203635 2020 82.06045661467843 2021 79.58847190733135 2022 75.55656122340818