Year	National Currency
2007-01-01	2703200
2008-01-01	4093600
2009-01-01	10128400
2010-01-01	21785000
2011-01-01	29131600
2012-01-01	37792000
2013-01-01	57379700
2014-01-01	86203900
2015-01-01	129078100
2016-01-01	187191700