Year National Currency 2004-01-01 10094600000000 2005-01-01 17472000000000 2006-01-01 17309200000000 2007-01-01 17115900000000 2008-01-01 16865600000000 2009-01-01 16497200000000 2010-01-01 15942000000000 2011-01-01 15723100000000 2012-01-01 15461400000000 2013-01-01 14974100000000 2014-01-01 14830200000000 2015-01-01 14521900000000 2016-01-01 14396200000000 2017-01-01 14121500000000