Year National Currency 2004-01-01 8983745000 2005-01-01 8704180000 2006-01-01 7322931000 2007-01-01 7349759000 2008-01-01 8719892000 2009-01-01 13718790000 2010-01-01 18094166000 2011-01-01 23759431000 2012-01-01 26402138500 2013-01-01 28220002700 2014-01-01 28373798700 2015-01-01 33488976100 2016-01-01 38642577000