Year National Currency 2004-01-01 6081501000 2005-01-01 7391497000 2006-01-01 7833590000 2007-01-01 8410133000 2008-01-01 10003847000 2009-01-01 10134810000 2010-01-01 11816162200 2011-01-01 13549204400 2012-01-01 15271685500 2013-01-01 18275495200 2014-01-01 21738298300 2015-01-01 25763845200 2016-01-01 27507857500 2017-01-01 28839331900