Year Percent of GDP 1980 22.14 1981 17.147 1982 17.144 1983 16.025 1984 11.762 1985 12.171 1986 11.803 1987 2.707 1988 -1.033 1989 -0.129 1990 -0.836 1991 -0.805 1992 -2.856 1993 -0.528 1994 7.708 1995 11.793 1996 9.6 1997 12.495 1998 12.19 1999 9.581 2000 7.694 2001 9.564 2002 11.907 2003 12.371 2004 10.396 2005 11.548 2006 10.281 2007 9.259 2008 13.93 2009 15.36 2010 15.304 2011 14.443 2012 14.894 2013 19.359 2014 21.184 2015 19.496 2016 16.11 2017 16.388 2018 18.205 2019 19.696 2020 20.981 2021 22.554 2022 23.027 2023 23.763 2024 23.736