Quarterly Dollars
1976-01-01 509000000
1976-04-01 321000000
1976-07-01 331000000
1976-10-01 705000000
1977-01-01 352000000
1977-04-01 492000000
1977-07-01 510000000
1977-10-01 36000000
1978-01-01 119000000
1978-04-01 335000000
1978-07-01 672000000
1978-10-01 1003000000
1979-01-01 1095000000
1979-04-01 1668000000
1979-07-01 1360000000
1979-10-01 1230000000
1980-01-01 1707700000
1980-04-01 1415500000
1980-07-01 2259900000
1980-10-01 784800000
1981-01-01 1313600000
1981-04-01 1276500000
1981-07-01 439000000
1981-10-01 1613600000
1982-01-01 215200000
1982-04-01 825900000
1982-07-01 540200000
1982-10-01 2630100000
1983-01-01 204400000
1983-04-01 789900000
1983-07-01 681600000
1983-10-01 1061200000
1984-01-01 174400000
1984-04-01 820900000
1984-07-01 691900000
1984-10-01 701000000
1985-01-01 277600000
1985-04-01 870100000
1985-07-01 591900000
1985-10-01 1210900000
1986-01-01 -420000000
1986-04-01 -409000000
1986-07-01 -1044100000
1986-10-01 -1727600000
1987-01-01 -2345500000
1987-04-01 -2105700000
1987-07-01 -2631000000
1987-10-01 -2297200000
1988-01-01 317100000
1988-04-01 -679200000
1988-07-01 -578300000
1988-10-01 -3514700000
1989-01-01 -225600000
1989-04-01 345300000
1989-07-01 115200000
1989-10-01 -2659400000
1990-01-01 -190700000
1990-04-01 768900000
1990-07-01 525600000
1990-10-01 1265500000
1991-01-01 2357500000
1991-04-01 2342300000
1991-07-01 1585300000
1991-10-01 -365500000
1992-01-01 2531800000
1992-04-01 -566200000
1992-07-01 187300000
1992-10-01 3037000000
1993-01-01 1159600000
1993-04-01 -68100000
1993-07-01 316100000
1993-10-01 -235800000
1994-01-01 1797700000
1994-04-01 1836700000
1994-07-01 2458500000
1994-10-01 4237500000
1995-01-01 3720200000
1995-04-01 4347800000
1995-07-01 5863500000
1995-10-01 2836800000
1996-01-01 5939800000
1996-04-01 9453600000
1996-07-01 2252600000
1996-10-01 6228200000
1997-01-01 4101300000
1997-04-01 6647500000
1997-07-01 479300000
1997-10-01 -20371200000
1998-01-01 -5297800000
1998-04-01 37600000
1998-07-01 -4271200000
1998-10-01 -415800000
1999-01-01 2233000000
1999-04-01 3307700000
1999-07-01 1751900000
1999-10-01 6051500000
2000-01-01 9587200000
2000-04-01 4018100000
2000-07-01 -254700000
2000-10-01 -2347200000
2001-01-01 -660400000
2001-04-01 -665100000
2001-07-01 2568700000
2001-10-01 1661900000
2002-01-01 3383400000
2002-04-01 464900000
2002-07-01 2142200000
2002-10-01 -114100000
2003-01-01 879600000
2003-04-01 2973300000
2003-07-01 2351100000
2003-10-01 4696400000
2004-01-01 3452500000
2004-04-01 -7478300000
2004-07-01 -1222500000
2004-10-01 10245000000
2005-01-01 5127100000
2005-04-01 1599200000
2005-07-01 -2136000000
2005-10-01 -1973500000
2006-01-01 5973000000
2006-04-01 2229100000
2006-07-01 243300000
2006-10-01 2642200000
2007-01-01 3732700000
2007-04-01 4657100000
2007-07-01 -9435600000
2007-10-01 -5314900000
2008-01-01 -2546100000
2008-04-01 -3551300000
2008-07-01 -10070400000
2008-10-01 -41541400000