Year % of GDP 1995 1.63495167647616 1996 1.72731266727086 1997 1.74896707106742 1998 1.58698645536452 1999 1.82593666882728 2000 2.17877291677121 2001 2.13407208988511 2002 1.68758080445156 2003 1.52384573650587 2004 0.879145224122585 2005 0.633299740536681 2006 0.588267404138868 2007 0.45467226854709 2008 0.512364258866361 2009 0.622147069474355 2010 0.838785843997608 2011 0.889538427492448 2012 0.957377443523965 2013 0.890836698741817 2014 0.797797875496218 2015 0.868049728469609 2016 0.851635065133593 2017 1.08446674179545 2018 1.02239313872309 2019 0.883141945947517 2020 0.949269749168634 2021 0.758996770060817