Quarter	US Dollars, sum over component sub-periods
1995-01-01	187200000.00000000
1995-04-01	191600000.00000000
1995-07-01	206300000.00000000
1995-10-01	236500000.00000000
1996-01-01	200000000.00000000
1996-04-01	179300000.00000000
1996-07-01	192800000.00000000
1996-10-01	215200000.00000000
1997-01-01	156000000.00000000
1997-04-01	167200000.00000000
1997-07-01	224700000.00000000
1997-10-01	193400000.00000000
1998-01-01	121600000.00000000
1998-04-01	139300000.00000000
1998-07-01	147500000.00000000
1998-10-01	168700000.00000000
1999-01-01	160800000.00000000
1999-04-01	141000000.00000000
1999-07-01	120100000.00000000
1999-10-01	146600000.00000000
2000-01-01	125200000.00000000
2000-04-01	115400000.00000000
2000-07-01	111100000.00000000
2000-10-01	151100000.00000000
2001-01-01	135600000.00000000
2001-04-01	138600000.00000000
2001-07-01	137000000.00000000
2001-10-01	309200000.00000000
2002-01-01	150400000.00000000
2002-04-01	-190300000.00000000
2002-07-01	123600000.00000000
2002-10-01	123600000.00000000
2003-01-01	111700000.00000000
2003-04-01	132699999.99999999
2003-07-01	123500000.00000000
2003-10-01	166900000.00000000
2004-01-01	155900000.00000000
2004-04-01	167700000.00000000
2004-07-01	173000000.00000000
2004-10-01	170800000.00000000
2005-01-01	171700000.00000000
2005-04-01	186700000.00000000
2005-07-01	187800000.00000000
2005-10-01	180900000.00000000
2006-01-01	196300000.00000000
2006-04-01	180300000.00000000
2006-07-01	199400000.00000000
2006-10-01	210800000.00000000
2007-01-01	197800000.00000000
2007-04-01	198000000.00000000
2007-07-01	198200000.00000000
2007-10-01	247200000.00000000
2008-01-01	302600000.00000000
2008-04-01	345800000.00000000
2008-07-01	316900000.00000000
2008-10-01	283500000.00000000
2009-01-01	256600000.00000003
2009-04-01	239500000.00000000
2009-07-01	281800000.00000000
2009-10-01	277100000.00000000
2010-01-01	276000000.00000000
2010-04-01	281100000.00000000
2010-07-01	260700000.00000000
2010-10-01	358200000.00000000
2011-01-01	338300000.00000000
2011-04-01	352500000.00000000
2011-07-01	375400000.00000000
2011-10-01	378400000.00000000
2012-01-01	254100000.00000000
2012-04-01	213100000.00000000
2012-07-01	199100000.00000000
2012-10-01	249800000.00000000
2013-01-01	357800000.00000000
2013-04-01	401500000.00000000
2013-07-01	438900000.00000000
2013-10-01	665000000.00000000
2014-01-01	714400000.00000000
2014-04-01	729300000.00000000
2014-07-01	627300000.00000000
2014-10-01	661700000.00000000
2015-01-01	615200000.00000000
2015-04-01	520100000.00000000
2015-07-01	492300000.00000000
2015-10-01	492500000.00000000
2016-01-01	528700000.00000006
2016-04-01	531700000.00000006
2016-07-01	592000000.00000000
2016-10-01	521900000.00000000
2017-01-01	500000000.00000000
2017-04-01	435200000.00000000
2017-07-01	434700000.00000000
2017-10-01	474600000.00000000
2018-01-01	418600000.00000000
2018-04-01	361600000.00000000