Year	National Currency
2004-01-01	634425000000
2005-01-01	766544000000
2006-01-01	932974000000
2007-01-01	1109188000000
2008-01-01	1190144000000
2009-01-01	1105429000000
2010-01-01	1064967000000
2011-01-01	996176000000
2012-01-01	928397000000
2013-01-01	897665000000
2014-01-01	890629000000
2015-01-01	857930000000
2016-01-01	867437000000
2017-01-01	841234000000