Year	National Currency
2010-01-01	30692000000
2011-01-01	30419000000
2012-01-01	31627000000
2013-01-01	33560320700
2014-01-01	33222000000
2015-01-01	34064000000
2016-01-01	40475000000
2017-01-01	41612000000