Year Percent of GDP 1989 32.326 1990 28.818 1991 20.026 1992 22.221 1993 19.424 1994 23.358 1995 26.658 1996 26.624 1997 21.836 1998 29.728 1999 25.093 2000 24.972 2001 23.999 2002 21.934 2003 25.452 2004 26.045 2005 24.435 2006 36.101 2007 32.997 2008 32.185 2009 23.219 2010 19.383 2011 15.689 2012 19.871 2013 17.211 2014 24.065 2015 20.762 2016 10.893 2017 11.368 2018 12.363 2019 14.635 2020 16.346 2021 16.046 2022 15.305 2023 14.692 2024 14.275