Year % of GDP 1996 1.26472997665405 1997 1.24643003940582 1998 1.30515003204346 1999 1.33687996864319 2000 1.35982000827789 2001 1.46766996383667 2002 1.44324994087219 2003 1.2479100227356 2004 1.37026000022888 2005 1.41778004169464 2006 1.5370500087738 2007 1.42702996730804 2008 1.62672996520996 2009 1.81184005737305 2010 2.05133008956909 2011 2.41297006607056 2012 2.56061005592346 2013 2.56487011909485 2014 2.36547994613647 2015 2.19565010070801 2016 2.00763988494873 2017 1.86530005931854 2018 1.9459400177002 2019 2.04128003120422 2020 2.14265990257263 2021 2.13088011741638