Year National Currency 2004-01-01 4042000000 2005-01-01 5439000000 2006-01-01 861000000 2007-01-01 1139000000 2008-01-01 1515000000 2009-01-01 1730000000 2010-01-01 2209000000 2011-01-01 2444000000 2012-01-01 3638000000 2013-01-01 5491296000 2014-01-01 6645700000 2015-01-01 8057300000