Year	National Currency
2004-01-01	3332088245
2005-01-01	3828433711
2006-01-01	4844720943
2007-01-01	6926232886
2008-01-01	8671270741
2009-01-01	11837857053
2010-01-01	7389300360
2011-01-01	14441356333
2012-01-01	14221515948
2013-01-01	17504119890