Year Percent of GDP 1980 24.25 1981 22.504 1982 25.452 1983 11.42 1984 18.113 1985 19.154 1986 20.809 1987 25.185 1988 27.882 1989 12.699 1990 10.218 1991 18.68 1992 23.721 1993 18.75 1994 14.156 1995 18.114 1996 16.555 1997 27.673 1998 30.66 1999 26.517 2000 24.17 2001 27.524 2002 21.159 2003 15.217 2004 21.798 2005 23.004 2006 26.922 2007 30.34 2008 26.826 2009 25.797 2010 21.972 2011 23.072 2012 26.597 2013 27.269 2014 24.81 2015 30.868 2016 0.102 2017 -3.744 2018 7.063 2019 6.717 2020 6.505 2021 8.6 2022 10.267 2023 10.78 2024 9.196