Quarter	National Currency
2007-01-01	854000000
2007-04-01	858000000
2007-07-01	807000000
2007-10-01	724000000
2008-01-01	772000000
2008-04-01	688000000
2008-07-01	709000000
2008-10-01	687000000
2009-01-01	602000000
2009-04-01	539000000
2009-07-01	753000000
2009-10-01	749000000
2010-01-01	723000000
2010-04-01	838000000
2010-07-01	771000000
2010-10-01	803000000
2011-01-01	759000000
2011-04-01	748000000
2011-07-01	760000000