Year % of GDP 2000 5.49491978 2001 5.75454044 2002 6.13281536 2003 6.35664082 2004 6.69775248 2005 6.83087873 2006 7.05479813 2007 7.06524611 2008 7.36308718 2009 8.15934658 2010 8.04915714 2011 8.04718018 2012 8.04715538 2013 7.9630537 2014 7.96374893 2015 7.9161911 2016 7.90766859 2017 7.75117588 2018 7.79163742 2019 7.9679575 2020 10.17722607 2021 10.34801674