Quarter National currency, Sum Over Component Sub-periods 1997-01-01 5400000000 1997-04-01 2800000000 1997-07-01 3000000000 1997-10-01 3900000000 1998-01-01 5500000000 1998-04-01 1200000000 1998-07-01 3300000000 1998-10-01 4800000000 1999-01-01 3767000000 1999-04-01 3570000000 1999-07-01 2393000000 1999-10-01 5784000000 2000-01-01 3557000000 2000-04-01 3224000000 2000-07-01 1177000000 2000-10-01 3613000000 2001-01-01 3094000000 2001-04-01 3405000000 2001-07-01 932000000 2001-10-01 -1726000000 2002-01-01 3215000000 2002-04-01 2811000000 2002-07-01 2051000000 2002-10-01 2758000000 2003-01-01 920000000 2003-04-01 1655000000 2003-07-01 2340000000 2003-10-01 7281000000 2004-01-01 3186000000 2004-04-01 3562000000 2004-07-01 4006000000 2004-10-01 5809000000 2005-01-01 578000000 2005-04-01 3608000000 2005-07-01 3594000000 2005-10-01 4031000000 2006-01-01 181000000 2006-04-01 1611000000 2006-07-01 3216000000 2006-10-01 4410000000 2007-01-01 4116000000 2007-04-01 2875000000 2007-07-01 2659000000 2007-10-01 -4867000000 2008-01-01 4450000000 2008-04-01 1818000000 2008-07-01 1503000000 2008-10-01 2225000000 2009-01-01 2562000000 2009-04-01 2544000000 2009-07-01 1664000000 2009-10-01 1516000000 2010-01-01 2837000000 2010-04-01 1448000000 2010-07-01 1708000000 2010-10-01 1826000000 2011-01-01 2658000000 2011-04-01 755000000 2011-07-01 1958000000 2011-10-01 6097000000 2012-01-01 1976000000 2012-04-01 1092000000 2012-07-01 3475000000 2012-10-01 4641000000