Year	National Currency
2004-01-01	19911800000
2005-01-01	22464200000
2006-01-01	19949500000
2007-01-01	19463400000
2008-01-01	20239000000
2009-01-01	17778500000
2010-01-01	15781400000
2011-01-01	13412900000
2012-01-01	11330100000
2013-01-01	10531900000
2014-01-01	9886100000
2015-01-01	10571400000
2016-01-01	10340200000
2017-01-01	10726400000