Year	National Currency
2004-01-01	356534000000
2005-01-01	355887000000
2006-01-01	363713000000
2007-01-01	371518000000
2008-01-01	374154000000
2009-01-01	378913000000
2010-01-01	379134000000
2011-01-01	383554000000
2012-01-01	388439000000
2013-01-01	394797000000
2014-01-01	402789000000
2015-01-01	414712000000
2016-01-01	438391000000
2017-01-01	458613000000