Year Percent of GDP 2004-01-01 11.05020171577450 2005-01-01 11.18897169550970 2006-01-01 12.84821836854010 2007-01-01 11.40041233183020 2008-01-01 8.49550462617711 2009-01-01 13.94789973134950 2010-01-01 13.74995649279730 2011-01-01 10.09331494435350 2012-01-01 14.24921734409880 2013-01-01 16.78678730761750 2014-01-01 22.83111258693720 2015-01-01 20.19683203727960 2016-01-01 11.77232857312500 2017-01-01 11.99751327993450 2018-01-01 12.36931582348210 2019-01-01 14.36187287809480