Year	National Currency
2004-01-01	1089000000
2005-01-01	1311000000
2006-01-01	1612000000
2007-01-01	2088000000
2008-01-01	2746000000
2009-01-01	2595000000
2010-01-01	2603000000
2011-01-01	2448813000
2012-01-01	2251439000
2013-01-01	2116000000
2014-01-01	2165000000
2015-01-01	1876873000
2016-01-01	1910697000