Year Percent of GDP 1980 4.621 1981 6.124 1982 7.889 1983 8.246 1984 7.612 1985 7.04 1986 5.026 1987 7.543 1988 10.025 1989 6.971 1990 9.736 1991 7.653 1992 4.293 1993 3.659 1994 2.718 1995 4.124 1996 2.73 1997 0.142 1998 7.517 1999 3.658 2000 6.626 2001 3.502 2002 5.803 2003 4.158 2004 5.318 2005 8.093 2006 11.241 2007 23.842 2008 15.37 2009 20.479 2010 26.25 2011 3.812 2012 2.847 2013 4.344 2014 3.81 2015 3.238 2016 -2.26 2017 2.326 2018 1.634 2019 5.622 2020 5.317 2021 5.3 2022 5.497 2023 5.784 2024 5.895