Year National Currency 2004-01-01 2968085800 2005-01-01 5117255300 2006-01-01 5814404600 2007-01-01 7778723100 2008-01-01 8060024900 2009-01-01 8368570700 2010-01-01 9838358000 2011-01-01 11836021900 2012-01-01 12050146600 2013-01-01 12792443900 2014-01-01 12976770700 2015-01-01 14718407100 2016-01-01 16744633700