Year	National Currency
2006-01-01	44839438400
2007-01-01	48181971800
2008-01-01	48390710500
2009-01-01	53051465000
2010-01-01	56419018000
2011-01-01	49067524700
2012-01-01	47034837600
2013-01-01	47910269900
2014-01-01	53858750500
2015-01-01	51973758000
2016-01-01	49072704900
2017-01-01	50734589200