Year National Currency 2005-01-01 257790000 2006-01-01 298038000 2007-01-01 361032000 2008-01-01 319173000 2009-01-01 344694000 2010-01-01 337927000 2011-01-01 413700000 2012-01-01 439907400 2013-01-01 457236200 2014-01-01 539547900 2015-01-01 549732500 2016-01-01 590799700 2017-01-01 638754000