Year National Currency 2004-01-01 7797290000 2005-01-01 10854141000 2006-01-01 12207153000 2007-01-01 13842600000 2008-01-01 16437231000 2009-01-01 17177139000 2010-01-01 19796056000 2011-01-01 28551014000 2012-01-01 27247999000 2013-01-01 28752000000 2014-01-01 31752119000 2015-01-01 26471018000