Year National Currency 2004-01-01 2620349800 2005-01-01 3607038300 2006-01-01 4299317400 2007-01-01 5273399300 2008-01-01 7405680800 2009-01-01 9798839900 2010-01-01 13362504900 2011-01-01 15673359400 2012-01-01 18787627900 2013-01-01 21118790600 2014-01-01 21849119900 2015-01-01 22973140600 2016-01-01 26085224800 2017-01-01 30257509200