Year National Currency 2004-01-01 488600 2005-01-01 709500 2006-01-01 1264300 2007-01-01 2552800 2008-01-01 3217500 2009-01-01 3493100 2010-01-01 2100900 2011-01-01 2624700 2012-01-01 2774600