Year Percent of GDP 1982 29.812 1983 27.094 1984 26.736 1985 32.693 1986 33.103 1987 40.177 1988 35.233 1989 35.666 1990 32.846 1991 31.218 1992 34.896 1993 35.643 1994 39.61 1995 41.331 1996 40.888 1997 44.102 1998 51.006 1999 50.621 2000 37.815 2001 39.959 2002 40.455 2003 39.063 2004 36.407 2005 38.581 2006 40.99 2007 43.869 2008 49.584 2009 60.369 2010 50.962 2011 55.442 2012 53.64 2013 54.015 2014 46.666 2015 48.216 2016 47.281 2017 46.644 2018 46.333 2019 47.115 2020 47.192 2021 46.971 2022 46.876 2023 46.696 2024 47.044