Year	National Currency
2004-01-01	736800000
2005-01-01	935900000
2006-01-01	1064400000
2007-01-01	1476800000
2008-01-01	2295800000
2009-01-01	2610200000
2010-01-01	3302600000
2011-01-01	3386600000
2012-01-01	3559100000
2013-01-01	4299000000
2014-01-01	5003000000
2015-01-01	4898000000