Year	Percent of GDP
2004-01-01	25.1859678692837
2005-01-01	21.3395624467648
2006-01-01	21.4205529560750
2007-01-01	18.6753184520946
2008-01-01	17.9012251792894
2009-01-01	14.0686164635219
2010-01-01	14.0428103073336
2011-01-01	14.0604632944698
2012-01-01	13.4418931970141
2013-01-01	14.8849049285791
2014-01-01	14.7301588224930
2015-01-01	15.1394738108477
2016-01-01	16.0483745739683
2017-01-01	17.1439622896803
2018-01-01	17.9583046693757
2019-01-01	19.5796031984847