Year	National Currency
2009-01-01	3400535200
2010-01-01	3252881800
2011-01-01	2868092200
2012-01-01	2845857400
2013-01-01	3011208500
2014-01-01	3069341500
2015-01-01	3210640400
2016-01-01	3172703700