Year	National Currency
2004-01-01	6713095000000
2005-01-01	7539891000000
2006-01-01	8486609000000
2007-01-01	9181072000000
2008-01-01	9025116000000
2009-01-01	8924824000000
2010-01-01	8295853000000
2011-01-01	8076774000000
2012-01-01	7939106000000
2013-01-01	7987218000000
2014-01-01	7983629000000
2015-01-01	7910479000000
2016-01-01	8007898000000