Year	National Currency
2010-01-01	1064807700
2011-01-01	1387157200
2012-01-01	1603630700
2013-01-01	1093212200
2014-01-01	1317144900
2015-01-01	1366417700
2016-01-01	1364871200
2017-01-01	1367568400