Year National Currency 2004-01-01 1576000000 2005-01-01 1831000000 2006-01-01 3123000000 2007-01-01 3860000000 2008-01-01 4543000000 2009-01-01 4910000000 2010-01-01 5550000000 2011-01-01 5964000000 2012-01-01 6371000000 2013-01-01 7823000000 2014-01-01 8088000000 2015-01-01 9352000000