Year Percent of GDP 2004-01-01 11.0489193544569 2005-01-01 12.2281545811954 2006-01-01 13.0137440761318 2007-01-01 13.6581851882971 2008-01-01 13.6999963541990 2009-01-01 15.5635245936162 2010-01-01 17.8704000001117 2011-01-01 19.8461296623058 2012-01-01 21.8989071951963 2013-01-01 26.2289706558945 2014-01-01 27.5298602198169 2015-01-01 25.0293191638042 2016-01-01 24.1000463429756 2017-01-01 26.5049564088364 2018-01-01 23.7722887771010 2019-01-01 23.4360456467108