Year National Currency 2004-01-01 6165338 2005-01-01 6404205 2006-01-01 6800023 2007-01-01 7884331 2008-01-01 8009943 2009-01-01 8095866 2010-01-01 8629926 2011-01-01 9157525 2012-01-01 9636300 2013-01-01 10495000 2014-01-01 12374000 2015-01-01 13850000