Year	National Currency
2004-01-01	8459600000
2005-01-01	9087600000
2006-01-01	10793900000
2007-01-01	13429200000
2008-01-01	17150400000
2009-01-01	19764600000
2010-01-01	22122200000
2011-01-01	27967600000
2012-01-01	34554800000
2013-01-01	39763400000
2014-01-01	45116500000
2015-01-01	48307100000
2016-01-01	51315800000