Year National Currency 2004-01-01 3973623100 2005-01-01 5841591700 2006-01-01 7731696000 2007-01-01 8932558900 2008-01-01 9673160400 2009-01-01 11080657300 2010-01-01 14711584000 2011-01-01 14585784400 2012-01-01 15030600700 2013-01-01 15753446700 2014-01-01 15760709800 2015-01-01 14135930700 2016-01-01 16166895600