Quarter	Dollars
1981-01-01	484000000
1981-04-01	-214000000.00000000
1981-07-01	-428000000.00000000
1981-10-01	-408000000.00000000
1982-01-01	-1505000000.00000000
1982-04-01	-838000000.00000000
1982-07-01	-1477000000.00000000
1982-10-01	-1504000000.00000000
1983-01-01	-3112000000.00000000
1983-04-01	-1163000000.00000000
1983-07-01	-1048000000.00000000
1983-10-01	-1015000000.00000000
1984-01-01	-786000000.00000000
1984-04-01	-75000000
1984-07-01	-355000000.00000000
1984-10-01	-640000000.00000000
1985-01-01	-821000000.00000000
1985-04-01	-492000000.00000000
1985-07-01	-142000000.00000000
1985-10-01	-468000000.00000000
1986-01-01	-620000000.00000000
1986-04-01	-1155000000.00000000
1986-07-01	-1345000000.00000000
1986-10-01	-791000000.00000000
1987-01-01	-617000000.00000000
1987-04-01	-811000000.00000000
1987-07-01	-552000000.00000000
1987-10-01	-118000000.00000000
1988-01-01	-60000000
1988-04-01	-497000000.00000000
1988-07-01	-219000000.00000000
1988-10-01	-621000000.00000000
1989-01-01	-356000000.00000000
1989-04-01	-276000000.00000000
1989-07-01	-299000000.00000000
1989-10-01	-177000000.00000000
1990-01-01	-676000000.00000000
1990-04-01	-816000000.00000000
1990-07-01	-1208000000.00000000
1990-10-01	-288000000.00000000
1991-01-01	-1203000000.00000000
1991-04-01	-1304000000.00000000
1991-07-01	-932000000.00000000
1991-10-01	-821000000.00000000
1992-01-01	-1085000000.00000000
1992-04-01	-952000000.00000000
1992-07-01	-770000000.00000000
1992-10-01	27000000.00000000
1993-01-01	-596000000.00000000
1993-04-01	-295000000.00000000
1993-07-01	-382000000.00000000
1993-10-01	-833000000.00000000
1994-01-01	-1230000000.00000000
1994-04-01	-585500000.00000000
1994-07-01	-158000000.00000000
1994-10-01	-818500000.00000000
1995-01-01	-1688000000.00000000
1995-04-01	-1930000000.00000000
1995-07-01	-1609000000.00000000
1995-10-01	-1204000000.00000000
1996-01-01	-2034000000.00000000
1996-04-01	-2564000000.00000000
1996-07-01	-2111000000.00000000
1996-10-01	-954000000.00000000
1997-01-01	-2192000000.00000000
1997-04-01	-1103000000.00000000
1997-07-01	-1393000000.00000000
1997-10-01	-201000000.00000000
1998-01-01	999827496.52819180
1998-04-01	670502233.43569493
1998-07-01	1681906079.76663990
1998-10-01	744729960.49934959
1999-01-01	1513169687.34860990
1999-04-01	850427991.35414314
1999-07-01	1885010790.35098650
1999-10-01	1534289928.44267460
2000-01-01	1898028805.60121540
2000-04-01	1354083052.47484970
2000-07-01	2242932308.42173770
2000-10-01	2497047596.69999690
2001-01-01	2060311688.73043250
2001-04-01	1338669956.85217480
2001-07-01	2361494411.63043590
2001-10-01	1140439580.59130290
2002-01-01	1658763611.37202640
2002-04-01	1907522511.07889630
2002-07-01	2407296507.03181460
2002-10-01	1849941014.64011840
2003-01-01	1477425757.28692440
2003-04-01	2097676099.15647910
2003-07-01	2139744204.20235540
2003-10-01	2391945995.30794910
2004-01-01	-1992593698.62503550
2004-04-01	972763740.69918633
2004-07-01	2038341577.11126570
2004-10-01	544006180.35521042
2005-01-01	208848541.96614027
2005-04-01	436456664.07155931
2005-07-01	-1164852052.59185670
2005-10-01	797101064.94500160
2006-01-01	2949177984.67836000
2006-04-01	1958900047.93715000
2006-07-01	3794894784.34941010
2006-10-01	2156519647.41556980
2007-01-01	2639900000.00000000
2007-04-01	2270840000.00000000
2007-07-01	2151470000.00000000
2007-10-01	3430380000.00000000
2008-01-01	2742296470.99616000
2008-04-01	-1013111816.17983000
2008-07-01	-967020960.57854605
2008-10-01	-636923604.20706201