Quarter Millions of National Currency 1997-01-01 126699.0 1997-04-01 132047.6 1997-07-01 138352.2 1997-10-01 140425.8 1998-01-01 133836.4 1998-04-01 151941.7 1998-07-01 157958.9 1998-10-01 158989.5 1999-01-01 156113.7 1999-04-01 156530.9 1999-07-01 165874.5 1999-10-01 170444.9 2000-01-01 166106.2 2000-04-01 172375.0 2000-07-01 186052.3 2000-10-01 183296.7 2001-01-01 177726.3 2001-04-01 197098.7 2001-07-01 207007.7 2001-10-01 217571.0 2002-01-01 202630.0 2002-04-01 212093.6 2002-07-01 218667.1 2002-10-01 218572.9 2003-01-01 218786.6 2003-04-01 213636.4 2003-07-01 222616.2 2003-10-01 220521.5 2004-01-01 234611.8 2004-04-01 235423.5 2004-07-01 249456.3 2004-10-01 251593.2 2005-01-01 250120.1 2005-04-01 260732.3 2005-07-01 276509.3 2005-10-01 271520.1 2006-01-01 281980.5 2006-04-01 299459.6 2006-07-01 310937.6 2006-10-01 315870.6 2007-01-01 321844.3 2007-04-01 343683.2 2007-07-01 354606.1 2007-10-01 358007.3 2008-01-01 358391.4 2008-04-01 384171.1 2008-07-01 400447.5 2008-10-01 431719.3 2009-01-01 376111.8 2009-04-01 404210.7 2009-07-01 426049.5 2009-10-01 421284.6 2010-01-01 402382.0 2010-04-01 417860.4 2010-07-01 426231.6 2010-10-01 426245.1 2011-01-01 413599.3 2011-04-01 430600.9 2011-07-01 462227.0 2011-10-01 451267.8 2012-01-01 446372.1 2012-04-01 446757.5 2012-07-01 479286.8 2012-10-01 469312.4 2013-01-01 471633.5 2013-04-01 476310.6 2013-07-01 511431.3 2013-10-01 499585.7 2014-01-01 468563.5 2014-04-01 500619.9 2014-07-01 558098.1 2014-10-01 546283.6 2015-01-01 535586.1 2015-04-01 570433.9 2015-07-01 598760.2 2015-10-01 583239.8 2016-01-01 563405.4 2016-04-01 613879.6 2016-07-01 673462.2 2016-10-01 651987.8 2017-01-01 595642.1 2017-04-01 638400.4 2017-07-01 700572.9 2017-10-01 680604.9 2018-01-01 648185.1 2018-04-01 697380.8