Year	National Currency
2004-01-01	1263428000000
2005-01-01	1362338000000
2006-01-01	1598407000000
2007-01-01	1966352000000
2008-01-01	2380466000000
2009-01-01	2039570000000
2010-01-01	1701563000000
2011-01-01	1646091000000
2012-01-01	1708007000000
2013-01-01	1780096000000
2014-01-01	1756555000000
2015-01-01	1736704000000
2016-01-01	1703653000000