Year	National Currency
2006-01-01	184175550000
2007-01-01	198675821000
2008-01-01	207379463000
2009-01-01	227050787000
2010-01-01	250135829000
2011-01-01	262011326000
2012-01-01	280208348000
2013-01-01	288292000000
2014-01-01	291381000000
2015-01-01	286687000000
2016-01-01	287280000000
2017-01-01	203537213800