Year National Currency 2004-01-01 2300000000 2005-01-01 2000000000 2006-01-01 4918000000 2007-01-01 21281043200 2008-01-01 31456800000 2009-01-01 29090800000 2010-01-01 32011100000 2011-01-01 35729100000 2012-01-01 43486196000 2013-01-01 68172900000 2014-01-01 63932600000 2015-01-01 34680400000 2016-01-01 37783500000 2017-01-01 22758000000