Year % of GDP 1993 12.316883975275358 1994 13.641709635810281 1995 13.23254420727222 1996 12.816317433450205 1997 11.476691209127225 1998 12.620313590381505 1999 11.134583830080379 2000 10.090993383397485 2001 10.361361721130141 2002 10.38648637990292 2003 10.09082965334087 2004 9.078514221982871 2005 8.272329675041666 2006 8.373795166072716 2007 7.9993317182737265 2008 7.28419173646167 2009 8.692474527948916 2010 8.224843720115013 2011 7.5367261282311055 2012 7.8527262535653914 2013 8.802570534241289 2014 9.123003124919915 2015 9.83202312277972 2016 9.691054470402696 2017 9.354704713899126 2018 9.476163282995703 2019 9.993375802718038 2020 10.4365122050144 2021 10.14412613007742 2022 9.409765634082001 2023 10.216282698946161