Year Percent of GDP 1980 12.954 1981 12.134 1982 12.473 1983 12.502 1984 11.134 1985 10.994 1986 11.611 1987 11.187 1988 10.985 1989 11.32 1990 10.774 1991 10.449 1992 10.372 1993 11.483 1994 11.848 1995 12.335 1996 11.544 1997 11.639 1998 11.495 1999 10.03 2000 11.408 2001 12.729 2002 12.3 2003 12.147 2004 11.748 2005 12.207 2006 12.131 2007 11.532 2008 13.824 2009 12.669 2010 12.699 2011 13.952 2012 14.224 2013 14.61 2014 13.997 2015 13.769 2016 13.447 2017 13.56 2018 14.215 2019 14.455 2020 13.889 2021 13.665 2022 13.694 2023 13.603 2024 13.383