Year	National Currency
2004-01-01	967467000000
2005-01-01	1025713000000
2006-01-01	1061268000000
2007-01-01	1090057000000
2008-01-01	1095753000000
2009-01-01	1136368000000
2010-01-01	1191266000000
2011-01-01	1224325000000
2012-01-01	1279972000000
2013-01-01	1340712000000
2014-01-01	1411631000000
2015-01-01	1474665000000
2016-01-01	1517446000000
2017-01-01	1559481000000