Year	National Currency
2010-01-01	17300000000
2011-01-01	19598000000
2012-01-01	24178000000
2013-01-01	27326276000
2014-01-01	30376642000
2015-01-01	35186277200
2016-01-01	41358298800
2017-01-01	46997708100
