Year Percent of GDP 2005-01-01 38.1951578413192 2006-01-01 45.5607516897999 2007-01-01 51.6060184322523 2008-01-01 70.5608713032919 2009-01-01 71.6729060896686 2010-01-01 59.2902756703203 2011-01-01 48.3499025285313 2012-01-01 45.2859159292416 2013-01-01 48.3467862941599 2014-01-01 49.6039148019919 2015-01-01 51.9262152787754 2016-01-01 69.9197689388210 2017-01-01 82.2552643029243 2018-01-01 81.8837952771220 2019-01-01 79.6310097051844