Year	National Currency
2004-01-01	30808808000
2005-01-01	62079201000
2006-01-01	67687572000
2007-01-01	64229318635
2008-01-01	45637312853
2009-01-01	18839403464
2010-01-01	46304634933
2011-01-01	50615048177
2012-01-01	42783781016
2013-01-01	33739150378
2014-01-01	33051662645