Year National Currency 2004-01-01 9688037800 2005-01-01 12454304300 2006-01-01 15050387900 2007-01-01 20078604700 2008-01-01 27756925100 2009-01-01 28774856500 2010-01-01 33888096100 2011-01-01 41695506600 2012-01-01 49624598300 2013-01-01 57717611000 2014-01-01 65516365200 2015-01-01 75179089200 2016-01-01 79372101200 2017-01-01 84353531900