Year Percent of GDP 1980 75.658 1981 59.179 1982 59.134 1983 71.833 1984 64.144 1985 52.003 1986 34.939 1987 31.864 1988 45.398 1989 45.694 1990 37.323 1991 37.885 1992 37.932 1993 33.877 1994 33.078 1995 27.698 1996 28.242 1997 27.375 1998 39.192 1999 28.33 2000 23.545 2001 23.698 2002 21.417 2003 19.294 2004 19.376 2005 17.356 2006 16.478 2007 16.043 2008 15.702 2009 15.384 2010 14.485 2011 12.899 2012 12.255 2013 12.106 2014 12.316 2015 11.441 2016 12.054 2017 11.698 2018 11.201 2019 10.113 2020 9.664 2021 9.789 2022 10.76 2023 12.703 2024 14.497