Year National Currency 2004-01-01 11558000000 2005-01-01 13102000000 2006-01-01 14591000000 2007-01-01 15988000000 2008-01-01 18103000000 2009-01-01 20298000000 2010-01-01 22505000000 2011-01-01 24384000000 2012-01-01 24970000000 2013-01-01 27593000000 2014-01-01 30261000000 2015-01-01 32598000000 2016-01-01 32899000000