Year	Percent of GDP
2009-01-01	22.1507
2010-01-01	21.1660
2011-01-01	19.6073
2012-01-01	18.4420
2013-01-01	18.6151
2014-01-01	21.6104
2015-01-01	21.6784
2016-01-01	25.5083
2017-01-01	23.7598
2018-01-01	24.0300
2019-01-01	23.9373