Year % of GDP 2005 11.258078328682066 2006 11.69791074758423 2007 12.24449664506896 2008 12.56769682758818 2009 12.222080905282523 2010 11.94434968329202 2011 12.148715041350545 2012 12.21036469749578 2013 12.036489060052475 2014 11.79741549938361 2015 11.552517998507204 2016 11.437923916822463 2017 11.639666114751888 2018 11.5764204450244 2019 11.192151257040964 2020 10.680707477694392 2021 10.871045217891982 2022 11.040922750302485