Year % of GDP 2000 7.687075881959633 2001 8.027811260743652 2002 7.490238777832779 2003 6.952001325489148 2004 7.310134482375691 2005 6.025589311655623 2006 7.721131958011227 2007 7.48319648954856 2008 6.663114693219965 2009 7.602313196882377 2010 6.142326731080234 2011 7.504112927518383 2012 7.528146467677249 2013 8.07271845585996 2014 8.10526595461548 2015 8.597556757042664 2016 9.268391015218992 2017 8.782614532954943 2018 6.2008588677814185 2019 5.0857429185279726 2020 2.7645978579180395 2021 2.6285250085200866 2022 2.5090227139383687