Year	National Currency
2004-01-01	17189304000
2005-01-01	18919259000
2006-01-01	21873495000
2007-01-01	24168073000
2008-01-01	19024741000
2009-01-01	19462069000
2010-01-01	17815052000
2011-01-01	18485054000
2012-01-01	14081496000
2013-01-01	8302276000
2014-01-01	7152686500
2015-01-01	6632012000
2016-01-01	7426165300