Year National Currency 2005-01-01 13149000000 2006-01-01 15388000000 2007-01-01 18202000000 2008-01-01 18470000000 2009-01-01 20359000000 2010-01-01 21535000000 2011-01-01 26459000000 2012-01-01 23570000000 2013-01-01 23570000000 2014-01-01 26105000000 2015-01-01 26391000000 2016-01-01 47940000000 2017-01-01 67328000000