Year	National Currency
2007-01-01	32884000000
2008-01-01	39366000000
2009-01-01	41886000000
2010-01-01	44203000000
2011-01-01	49529000000
2012-01-01	54587000000
2013-01-01	59525000000
2014-01-01	66846000000
2015-01-01	71323890000
2016-01-01	73919000000
2017-01-01	73049000000