Year National Currency 2004-01-01 145124334771 2005-01-01 175956836963 2006-01-01 240876749776 2007-01-01 285832326835 2008-01-01 260703960805 2009-01-01 510909538032 2010-01-01 743524160909 2011-01-01 1475683712612 2012-01-01 1896471784544 2013-01-01 3790062316864 2014-01-01 5879721000000 2015-01-01 7268143000000