Year National Currency 2004-01-01 18971000 2005-01-01 21528000 2006-01-01 25722000 2007-01-01 33042000 2008-01-01 38233000 2009-01-01 45284000 2010-01-01 51805000 2011-01-01 57926000 2012-01-01 65290000 2013-01-01 58357000 2014-01-01 59698000 2015-01-01 63666000 2016-01-01 70619000 2017-01-01 73844000