Year Percent of GDP 1992 26.267 1993 26.288 1994 40.565 1995 24.659 1996 7.958 1997 6.929 1998 6.637 1999 4.386 2000 15.009 2001 13.661 2002 13.811 2003 13.606 2004 14.865 2005 14.794 2006 23.433 2007 27.422 2008 21.908 2009 18.386 2010 17.706 2011 21.305 2012 17.929 2013 15.32 2014 15.77 2015 17.822 2016 20.605 2017 23.551 2018 19.506 2019 19.053 2020 18.001 2021 17.899 2022 17.872 2023 19.162 2024 20.295