Year	National Currency
2004-01-01	3699808000000
2005-01-01	4118243000000
2006-01-01	4751736000000
2007-01-01	5395720000000
2008-01-01	4009633000000
2009-01-01	4412007000000
2010-01-01	5026743000000
2011-01-01	4985822000000
2012-01-01	5730254000000
2013-01-01	6838421000000
2014-01-01	7392169000000
2015-01-01	7384741000000
2016-01-01	7625038000000