Year Percent of GDP 1980 27.506 1981 23.419 1982 22.381 1983 19.528 1984 20.515 1985 19.746 1986 19.338 1987 20.4 1988 22.696 1989 24.438 1990 25.319 1991 23.744 1992 23.482 1993 22.784 1994 22.82 1995 21.825 1996 21.671 1997 22.296 1998 22.416 1999 22.713 2000 23.782 2001 22.592 2002 20.665 2003 20.86 2004 22.495 2005 23.609 2006 23.884 2007 24.448 2008 25.731 2009 21.664 2010 22.692 2011 23.99 2012 23.205 2013 22.173 2014 23.358 2015 23.618 2016 24.075 2017 24.571 2018 24.42 2019 24.465 2020 24.529 2021 24.7 2022 24.926 2023 25.152 2024 25.391