Year	National Currency
2004-01-01	4591570000
2005-01-01	6322757000
2006-01-01	7736365000
2007-01-01	9593572000
2008-01-01	9557308000
2009-01-01	9989653000
2010-01-01	10831628000
2011-01-01	11083204000
2012-01-01	11918372000
2013-01-01	12468196000
2014-01-01	14229006000
2015-01-01	15010235000
2016-01-01	16086150000
2017-01-01	17287000000