Year % of GDP 1983 13.401180193278028 1984 14.628028447487237 1985 13.595113146371625 1986 12.651819475343338 1987 13.711863509098832 1988 12.349475024035433 1989 11.548673992878031 1990 9.208457676536236 1991 8.497830722014687 1992 8.815643711262462 1993 7.3667578624618475 1994 7.925336057109628 1995 8.616111363825441 1996 8.016058204513051 1997 6.55147000680854 1998 6.823744871223727 1999 5.815251192108047 2000 5.994193799588156 2001 5.586703233024502 2002 7.529659045358525 2003 9.638783006291076 2004 10.996790871986564 2005 8.745836743362764 2006 8.913845229988327 2007 8.499364188642645 2008 9.168924036490337 2009 7.886996095628021 2010 7.202064507491491 2011 8.829161998562492 2012 8.121772485123927 2013 7.616200627054914 2014 6.735462172425372 2015 6.131441942903578 2016 6.678720208370962 2017 5.406395571509316 2018 5.725899531691038 2019 6.4462881510790275 2020 7.308779763109858 2021 7.9388146779215045 2022 6.973064427629859 2023 5.6085202912304934