Year	National Currency
2004-01-01	1150639000000
2005-01-01	1291137000000
2006-01-01	1430733000000
2007-01-01	1560549000000
2008-01-01	1643081000000
2009-01-01	1724807000000
2010-01-01	1766167000000
2011-01-01	1793723000000
2012-01-01	1831408000000
2013-01-01	1817876000000
2014-01-01	1823881000000
2015-01-01	1826784000000
2016-01-01	1871527000000
2017-01-01	1928485000000