Year National Currency 2004-01-01 17356000000 2005-01-01 21315000000 2006-01-01 25931000000 2007-01-01 30981000000 2008-01-01 34828000000 2009-01-01 36984000000 2010-01-01 38503000000 2011-01-01 43063000000 2012-01-01 48751000000 2013-01-01 53233000000 2014-01-01 56593000000 2015-01-01 60560000000 2016-01-01 64813000000