Quarter	US Dollars, Sum Over Component Sub-periods
1975-01-01	301000000.00
1975-04-01	294000000.00
1975-07-01	274000000.00
1975-10-01	321000000.00
1976-01-01	346000000.00
1976-04-01	270000000.00
1976-07-01	347000000.00
1976-10-01	409000000.00
1977-01-01	278000000.00
1977-04-01	312000000.00
1977-07-01	526000000.00
1977-10-01	571000000.00
1978-01-01	306000000.00
1978-04-01	457000000.00
1978-07-01	597000000.00
1978-10-01	522000000.00
1979-01-01	309300000.00
1979-04-01	527100000.00
1979-07-01	802100000.00
1979-10-01	571700000.00
1980-01-01	446000000.00
1980-04-01	543600000.00
1980-07-01	323100000.00
1980-10-01	231000000.00
1981-01-01	526700000.00
1981-04-01	573000000.00
1981-07-01	553900000.00
1981-10-01	661100000.00
1982-01-01	291700000.00
1982-04-01	707300000.00
1982-07-01	989600000.00
1982-10-01	750900000.00
1983-01-01	110700000.00
1983-04-01	612100000.00
1983-07-01	184400000.00
1983-10-01	230600000.00
1984-01-01	296700000.00
1984-04-01	483700000.00
1984-07-01	375400000.00
1984-10-01	303400000.00
1985-01-01	472200000.00
1985-04-01	399700000.00
1985-07-01	252700000.00
1985-10-01	212700000.00
1986-01-01	95300000.00
1986-04-01	75335000.00
1986-07-01	89216000.00
1986-10-01	-86300000.00
1987-01-01	93700000.00
1987-04-01	283900000.00
1987-07-01	254058000.00
1987-10-01	399100000.00
1988-01-01	296100000.00
1988-04-01	823500000.00
1988-07-01	779300000.00
1988-10-01	730600000.00
1989-01-01	383100000.00
1989-04-01	219200000.00
1989-07-01	70800000.00
1989-10-01	-66300000.00
1990-01-01	-34000000.00
1990-04-01	101200000.00
1990-07-01	154200000.00
1990-10-01	142800000.00
1991-01-01	330700000.00
1991-04-01	97900000.00
1991-07-01	-195800000.00
1991-10-01	-145600000.00
1992-01-01	846100000.00
1992-04-01	331000000.00
1992-07-01	327900000.00
1992-10-01	419300000.00
1993-01-01	129800000.00
1993-04-01	185400000.00
1993-07-01	270400000.00
1993-10-01	213000000.00
1994-01-01	474200000.00
1994-04-01	476500000.00
1994-07-01	298300000.00
1994-10-01	211000000.00
1995-01-01	340141000.00
1995-04-01	716529000.00
1995-07-01	887361000.00
1995-10-01	1365453000.00
1996-01-01	2977225000.00
1996-04-01	3624073000.00
1996-07-01	1138959000.00
1996-10-01	3520494000.00
1997-01-01	2896895795.00
1997-04-01	4374779005.00
1997-07-01	4565100313.00
1997-10-01	6040595198.00
1998-01-01	3780463969.00
1998-04-01	6003094851.00
1998-07-01	8335627753.00
1998-10-01	7882410343.00
1999-01-01	7026324000.00
1999-04-01	5287227000.00
1999-07-01	8754272000.00
1999-10-01	5820194615.00
2000-01-01	6643619000.00
2000-04-01	6034389000.00
2000-07-01	8235778000.00
2000-10-01	9583866700.00
2001-01-01	4617465555.00
2001-04-01	7465460528.00
2001-07-01	5068021700.00
2001-10-01	7563991589.00
2002-01-01	4192326073.00
2002-04-01	4415539210.00
2002-07-01	1784523952.00
2002-10-01	3715706958.00
2003-01-01	1281194699.00
2003-04-01	1562891538.00
2003-07-01	3399431304.00
2003-10-01	3650707130.00
2004-01-01	2402345845.00
2004-04-01	820817878.00
2004-07-01	205717179.00
2004-10-01	4910015559.00
2005-01-01	2545853722.00
2005-04-01	4186420331.00
2005-07-01	2539409572.00
2005-10-01	3277907109.00
2006-01-01	855298743.00
2006-04-01	2023649637.00
2006-07-01	1291381219.00
2006-10-01	-13550612646.00
2007-01-01	8501763572.00
2007-04-01	15776331409.00
2007-07-01	7002630124.60
2007-10-01	-3762483835.00
2008-01-01	4346075102.00
2008-04-01	3785088123.00
2008-07-01	7316765346.00
2008-10-01	9153161701.00
2009-01-01	5734818700.00
2009-04-01	8728755100.00
2009-07-01	8376981100.00
2009-10-01	13192250900.00
2010-01-01	-586699190.00
2010-04-01	3801745487.00
2010-07-01	13413268778.00
2010-10-01	20290608502.00
2011-01-01	20725032873.00
2011-04-01	14260980757.10
2011-07-01	17869817745.13
2011-10-01	14833309878.00
2012-01-01	20353339259.00
2012-04-01	14377489514.70
2012-07-01	14480731883.00
2012-10-01	18881693299.00
2013-01-01	10147513913.00
2013-04-01	27054605890.00
2013-07-01	9205135008.00
2013-10-01	21083724465.90
2014-01-01	15064869503.90
2014-04-01	11604693482.00