Year National Currency 2004-01-01 2510127300 2005-01-01 2648541600 2006-01-01 2906350600 2007-01-01 3245932200 2008-01-01 3461622300 2009-01-01 3729208300 2010-01-01 3503244000 2011-01-01 3535000000 2012-01-01 3564000000 2013-01-01 3628000000 2014-01-01 3857000000 2015-01-01 3760000000 2016-01-01 3658000000