Year	National Currency
2006-01-01	37919046900
2007-01-01	40903000000
2008-01-01	41051703100
2009-01-01	45541531300
2010-01-01	49522000000
2011-01-01	42023000000
2012-01-01	40213000000
2013-01-01	41163000000
2014-01-01	46775339100
2015-01-01	45937740200
2016-01-01	42804159300
2017-01-01	44075669300