Year Percent of GDP 1995 19.209 1996 16.721 1997 12.466 1998 14.291 1999 25.414 2000 22.837 2001 24.387 2002 23.018 2003 21.828 2004 9.71 2005 6.855 2006 5.297 2007 4.003 2008 3.221 2009 4.726 2010 4.981 2011 4.967 2012 5.831 2013 6.179 2014 8.533 2015 17.98 2016 20.608 2017 22.574 2018 19.382 2019 17.586 2020 15.021 2021 12.691 2022 11.085 2023 9.628 2024 8.273