Year National Currency 2004-01-01 4174538000000 2005-01-01 4472881000000 2006-01-01 5123869000000 2007-01-01 6040412000000 2008-01-01 4550128000000 2009-01-01 4866201000000 2010-01-01 5488458000000 2011-01-01 5462639000000 2012-01-01 6222887000000 2013-01-01 7347536000000 2014-01-01 7912207000000 2015-01-01 7861364000000 2016-01-01 8090301000000