Year	National Currency
2004-01-01	2049319000
2005-01-01	2444680000
2006-01-01	3866645000
2007-01-01	5700141000
2008-01-01	8085741000
2009-01-01	8042202000
2010-01-01	9164159000
2011-01-01	11979117000
2012-01-01	16616545000
2013-01-01	18980385000
2014-01-01	21664000000
2015-01-01	26196000000
2016-01-01	23316000000