Year	National Currency
2004-01-01	1218328000
2005-01-01	1306457000
2006-01-01	1387893000
2007-01-01	1600872000
2008-01-01	1820047000
2009-01-01	1955423000
2010-01-01	1962059000
2011-01-01	2064722000
2012-01-01	2292000000
2013-01-01	2306000000
2014-01-01	2052000000
2015-01-01	2394000000
2016-01-01	2686000000