Year	National Currency
2007-01-01	36080000000
2008-01-01	57748000000
2009-01-01	82629000000
2010-01-01	96918000000
2011-01-01	110642000000
2012-01-01	130232000000
2013-01-01	152919000000
2014-01-01	160871000000
2015-01-01	156781000000
2016-01-01	140140000000
2017-01-01	146753000000