Year	National Currency
2004-01-01	6012426900
2005-01-01	4082872900
2006-01-01	4666570300
2007-01-01	7071486500
2008-01-01	1127160200
2009-01-01	1427327900
2010-01-01	2388960600
2011-01-01	4690146400
2012-01-01	5396405200
2013-01-01	7009687000
2014-01-01	7067781300
2015-01-01	6456920800
2016-01-01	7532545600
2017-01-01	6900000000