Year Percent of GDP 2005-01-01 12.02552245178400 2006-01-01 7.38511526668558 2007-01-01 2.99182461320800 2008-01-01 2.29095340481027 2009-01-01 11.15894451917140 2010-01-01 21.83572885921710 2011-01-01 24.19760527952550 2012-01-01 24.86614591526210 2013-01-01 24.57407502013070 2014-01-01 23.80874507396210 2015-01-01 24.26771857787870 2016-01-01 21.72930721264790 2017-01-01 21.94526991307810 2018-01-01 25.23140086193230 2019-01-01 25.21998446060390