Year Percent of GDP 2009-01-01 5.60451268717356 2010-01-01 21.17420548893790 2011-01-01 22.00056686599970 2012-01-01 6.49544278244909 2013-01-01 5.62379959352031 2014-01-01 7.21470842603370 2015-01-01 7.96943546164750 2016-01-01 19.10938845480150 2017-01-01 23.30142528376070 2018-01-01 20.90376423737050 2019-01-01 19.92533831975100