Year National Currency 2004-01-01 5298733900 2005-01-01 7569703800 2006-01-01 8987242500 2007-01-01 15346497700 2008-01-01 14325289000 2009-01-01 16568957500 2010-01-01 17990078500 2011-01-01 19862909100 2012-01-01 21521409200 2013-01-01 24696655500 2014-01-01 25954776900 2015-01-01 27896455000 2016-01-01 26362778500 2017-01-01 27872068800