Quarterly Dollars
1971-01-01 94808743.100493997
1971-04-01 412725949.943813980
1971-07-01 734788160.174301980
1971-10-01 1233803293.501760000
1972-01-01 -673953401.266330000
1972-04-01 2754922128.401909800
1972-07-01 2084041014.683290000
1972-10-01 -1067135676.633270000
1973-01-01 3351560165.890339900
1973-04-01 888523392.137614010
1973-07-01 2079782791.177850000
1973-10-01 -2283278192.058199900
1974-01-01 -3598541581.035090000
1974-04-01 -2221719036.011720200
1974-07-01 -3609025438.097240000
1974-10-01 -1641055455.640389900
1975-01-01 -2167829175.712530100
1975-04-01 -3186528498.311540100
1975-07-01 425029053.556284010
1975-10-01 -1494089106.625610100
1976-01-01 1893354742.538980000
1976-04-01 -2442692383.512790200
1976-07-01 1597160954.529370100
1976-10-01 -1915688663.328589900
1977-01-01 -1587275081.028379900
1977-04-01 -2271117071.034279800
1977-07-01 2119456883.772690100
1977-10-01 3138583291.806880000
1978-01-01 -509633911.613505010
1978-04-01 -3294438650.169859900
1978-07-01 3654270957.990129900
1978-10-01 798527764.584292050
1979-01-01 -6155505232.451020200
1979-04-01 1527919496.953620000
1979-07-01 12002753055.704399000
1979-10-01 -997716162.962789060
1980-01-01 -2671140184.206130000
1980-04-01 -720229766.816496010
1980-07-01 5093585149.394700100
1980-10-01 744571378.998721960
1981-01-01 8489272995.649769800
1981-04-01 2134602710.568110000
1981-07-01 1402537612.590450000
1981-10-01 -7742337849.769040100
1982-01-01 -636864840.467443940
1982-04-01 1198889839.446700100
1982-07-01 1735830300.147450000
1982-10-01 -825592707.927675960
1983-01-01 1863137347.969690100
1983-04-01 -6080972313.286370300
1983-07-01 528964395.372120020
1983-10-01 -2722621286.512370100
1984-01-01 -393709528.360304000
1984-04-01 -1331241926.882270100
1984-07-01 -3207372640.744500200
1984-10-01 -7330814753.346559500
1985-01-01 -4733544886.887100200
1985-04-01 -4438120950.803239800
1985-07-01 -631106015.046388980
1985-10-01 -8691512830.565109300
1986-01-01 -5711890893.592860200
1986-04-01 -13137464393.312599000
1986-07-01 -4701209864.309840200
1986-10-01 -12332840752.486401000
1987-01-01 -732807828.214164020
1987-04-01 -10256845837.103201000
1987-07-01 -6354476259.514309900
1987-10-01 -5793022574.025219900
1988-01-01 -14442344797.406200000
1988-04-01 -20954435420.896500000
1988-07-01 -15232302663.308500000
1988-10-01 -19465335010.419201000
1989-01-01 -17514510256.317799000
1989-04-01 -12012203530.060499000
1989-07-01 -9473383338.818929700
1989-10-01 -19682811120.917900000
1990-01-01 -21671825404.648800000
1990-04-01 -14042591231.450800000
1990-07-01 -11192812166.600401000
1990-10-01 -8822157563.911739300
1991-01-01 -2967269876.527100100
1991-04-01 4864537698.870229700
1991-07-01 8530389908.256850200
1991-10-01 -3720835038.886439800
1992-01-01 4421390638.508090000
1992-04-01 1890602738.028899900
1992-07-01 59244122471.295799000
1992-10-01 -17706007614.376999000
1993-01-01 -3382400913.390989800
1993-04-01 3897203481.485340100
1993-07-01 20319131181.154900000
1993-10-01 -8448301821.005729700
1994-01-01 18071324867.041599000
1994-04-01 11520037551.603399000
1994-07-01 9479445623.993049600
1994-10-01 -4698911514.957739800
1995-01-01 14188111944.802200000
1995-04-01 2738882243.820590000
1995-07-01 17878903540.823898000
1995-10-01 7048544780.312379800
1996-01-01 9404941606.419210400
1996-04-01 7962450813.587590200
1996-07-01 11360181948.063700000
1996-10-01 -13425199937.274599000
1997-01-01 12459227907.705900000
1997-04-01 5267702936.096810300
1997-07-01 -12157297198.652901000
1997-10-01 -4374880137.018870400
1998-01-01 4868145238.130120300
1998-04-01 435420116.297813000
1998-07-01 23157935254.350601000
1998-10-01 -10617238904.415001000
1999-01-01 -44087777482.783409000
1999-04-01 9637422856.894699100
1999-07-01 6264430041.046330500
1999-10-01 1299680962.234499900
2000-01-01 28224093136.448799000
2000-04-01 22978771067.918266000
2000-07-01 -15149615223.465796000
2000-10-01 -7065130814.837550200
2001-01-01 5904970485.913330100
2001-04-01 14020135145.748501000
2001-07-01 -3354416485.205200200
2001-10-01 -32700607059.076302000
2002-01-01 5022724351.859428400
2002-04-01 -1257274405.419699900
2002-07-01 -14843081522.861599000
2002-10-01 -29677284324.669102000
2003-01-01 -10981538252.411903000
2003-04-01 -35088216939.921684000
2003-07-01 9098879359.762599900
2003-10-01 -34640072270.825424000
2004-01-01 -1953061505.182739300
2004-04-01 -79182035279.243851000
2004-07-01 -35274351998.175316000
2004-10-01 -36571509912.521301000
2005-01-01 -38629092343.428398000
2005-04-01 -65485217902.180099000
2005-07-01 -15718175906.356701000
2005-10-01 -44588989815.361298000
2006-01-01 -52534706224.083000000
2006-04-01 -90832405368.520599000
2006-07-01 -36328851592.957199000
2006-10-01 -43660209950.736504000
2007-01-01 -50717199689.009598000
2007-04-01 -85806344341.636505000
2007-07-01 -34404646837.594498000
2007-10-01 -118571821963.274000000
2008-01-01 -91595605976.590500000
2008-04-01 -76572920311.575500000
2008-07-01 -27952259420.507599000
2008-10-01 -56968813705.590797000