Year National Currency 2004-01-01 1959802300 2005-01-01 1490573600 2006-01-01 2824578900 2007-01-01 3237188800 2008-01-01 6944866100 2009-01-01 6426720700 2010-01-01 2598447800 2011-01-01 2209272300 2012-01-01 1602422000 2013-01-01 1105854700 2014-01-01 1259367700 2015-01-01 1095000000 2016-01-01 1267000000 2017-01-01 748000000