Year National Currency 2004-01-01 16592000000 2005-01-01 16502000000 2006-01-01 22089000000 2007-01-01 18976000000 2008-01-01 15547000000 2009-01-01 17565000000 2010-01-01 30594000000 2011-01-01 43673000000 2012-01-01 57267000000 2013-01-01 42775000000