Quarter	National Currency
1998-10-01	329352000000
1999-01-01	348524000000
1999-04-01	346838000000
1999-07-01	353508000000
1999-10-01	372092000000
2000-01-01	385327000000
2000-04-01	385837000000
2000-07-01	408063000000
2000-10-01	377982000000
2001-01-01	393431000000
2001-04-01	410186000000
2001-07-01	394204000000
2001-10-01	392680000000
2002-01-01	408943000000
2002-04-01	366996000000
2002-07-01	380940000000
2002-10-01	366078000000
2003-01-01	339134000000
2003-04-01	326097000000
2003-07-01	332878000000
2003-10-01	306676000000
2004-01-01	308848000000
2004-04-01	301957000000
2004-07-01	298814000000
2004-10-01	280957000000
2005-01-01	284914000000
2005-04-01	301996000000
2005-07-01	311240000000
2005-10-01	320096000000
2006-01-01	327116000000
2006-04-01	323840000000
2006-07-01	325036000000
2006-10-01	325831000000
2007-01-01	331535000000
2007-04-01	325319000000
2007-07-01	340490000000
2007-10-01	347183000000
2008-01-01	356224000000
2008-04-01	353486000000
2008-07-01	372541000000
2008-10-01	374203000000
2009-01-01	395755000000
2009-04-01	381516000000
2009-07-01	430868000000
2009-10-01	462368000000
2010-01-01	498681000000
2010-04-01	583272000000
2010-07-01	552230000000
2010-10-01	591201000000
2011-01-01	576594000000
2011-04-01	580859000000
2011-07-01	646683000000