Year	National Currency
2004-01-01	7787810000000
2005-01-01	6660443000000
2006-01-01	11015702000000
2007-01-01	14577519000000
2008-01-01	19105770000000
2009-01-01	26292829000000
2010-01-01	38261780000000
2011-01-01	46809684000000
2012-01-01	48214823000000
2013-01-01	56329622000000
2014-01-01	58652713000000
2015-01-01	51055530000000
2016-01-01	49589278000000
2017-01-01	53745859000000