Year % of GDP 2000 7.997458801214309 2001 8.161857717261961 2002 8.409945433618958 2003 8.631569681471262 2004 8.61310532634773 2005 8.596808136981634 2006 8.546947852769403 2007 8.420517437110131 2008 8.615339817848474 2009 9.447980242492585 2010 9.212517987957872 2011 9.049151167448443 2012 9.044520425938956 2013 9.07778882499423 2014 9.183364250175893 2015 9.265183108859715 2016 9.309262365085889 2017 9.219798189503969 2018 9.241914056669778 2019 9.343479671106875 2020 10.498061696917887 2021 10.528960237506185