Year National Currency 2004-01-01 9156000 2005-01-01 12685000 2006-01-01 17770000 2007-01-01 21945000 2008-01-01 23730000 2009-01-01 27826000 2010-01-01 29711000 2011-01-01 28967000 2012-01-01 28900000 2013-01-01 30000000 2014-01-01 33000000 2015-01-01 38000000 2016-01-01 42000000