Year National Currency 2007-01-01 2563400000 2008-01-01 3659600000 2009-01-01 4641500000 2010-01-01 6747100000 2011-01-01 9704400000 2012-01-01 8823000000 2013-01-01 8486000000 2014-01-01 10355000000 2015-01-01 12123000000 2016-01-01 17249100000