Year % of GDP 2000 7.19 2001 7.06 2002 7.65 2003 7.91 2004 7.55 2005 7.25 2006 6.98 2007 6.85 2008 6.86 2009 7.16 2010 6.68 2011 6.56 2012 6.54 2013 6.56 2014 6.62 2015 6.52 2016 6.6 2017 6.76 2018 6.9 2019 7.1 2020 8.01 2021 8.14