Year	National Currency
2004-01-01	30887919900
2005-01-01	40990710900
2006-01-01	49153781300
2007-01-01	55930136700
2008-01-01	58893085900
2009-01-01	60285789100
2010-01-01	61762902300
2011-01-01	61191824200
2012-01-01	59792000000
2013-01-01	57717000000
2014-01-01	56795000000
2015-01-01	56285000000
2016-01-01	55946000000
2017-01-01	55902000000