Year National Currency 2010-01-01 35450000000 2011-01-01 36085000000 2012-01-01 37266000000 2013-01-01 37719504400 2014-01-01 38094000000 2015-01-01 38546000000 2016-01-01 46397000000 2017-01-01 48932000000