Year Percent of GDP 1980 23.383 1981 21.312 1982 22.94 1983 24.001 1984 29.38 1985 27.643 1986 25.082 1987 23.349 1988 20.849 1989 23.083 1990 21.394 1991 17.133 1992 18.531 1993 20.908 1994 22.389 1995 23.326 1996 23.463 1997 23.16 1998 21.098 1999 22.58 2000 22.68 2001 21.812 2002 23.357 2003 23.649 2004 25.328 2005 25.433 2006 23.87 2007 24.768 2008 23.654 2009 19.528 2010 20.234 2011 19.933 2012 21.112 2013 21.885 2014 22.69 2015 22.989 2016 23.303 2017 23.244 2018 24.048 2019 24.432 2020 24.609 2021 24.771 2022 24.913 2023 24.965 2024 25.027