Year	National Currency
2004-01-01	166580170000
2005-01-01	179185610000
2006-01-01	199436800000
2007-01-01	221271980000
2008-01-01	240237430000
2009-01-01	247073230000
2010-01-01	247067670000
2011-01-01	244574780000
2012-01-01	230665640000
2013-01-01	218957850000
2014-01-01	201179000000
2015-01-01	192084000000
2016-01-01	184087399000
2017-01-01	178579000000