Year National Currency 2005-01-01 1186000000 2006-01-01 1877000000 2007-01-01 2191000000 2008-01-01 2458000000 2009-01-01 3192000000 2010-01-01 4523000000 2011-01-01 6591000000 2012-01-01 8878000000 2013-01-01 12182000000 2014-01-01 13448000000 2015-01-01 15283000000 2016-01-01 14081264000 2017-01-01 15599000000