Year	National Currency
2004-01-01	153645000000
2005-01-01	245679000000
2006-01-01	337713000000
2007-01-01	408409000000
2008-01-01	545344000000
2009-01-01	590749000000
2010-01-01	871406000000
2011-01-01	1303902000000
2012-01-01	1599201000000
2013-01-01	1751522000000
2014-01-01	1827592000000
2015-01-01	1579583000000