Quarterly US Dollars, Sum Over Component Sub-periods
1981-01-01 96000000
1981-04-01 -687000000
1981-07-01 -274000000
1981-10-01 -804000000
1982-01-01 -142000000
1982-04-01 -2059000000
1982-07-01 -228000000
1982-10-01 278000000
1983-01-01 -120000000
1983-04-01 512000000
1983-07-01 159000000
1983-10-01 -83000000
1984-01-01 -257000000
1984-04-01 -315000000
1984-07-01 -16000000
1984-10-01 -32000000
1985-01-01 585000000
1985-04-01 169000000
1985-07-01 144000000
1985-10-01 -248000000
1986-01-01 -423000000
1986-04-01 184000000
1986-07-01 -588000000
1986-10-01 -441000000
1987-01-01 -603000000
1987-04-01 -233000000
1987-07-01 533000000
1987-10-01 -450000000
1988-01-01 -544000000
1988-04-01 138000000
1988-07-01 -371000000
1988-10-01 -156000000
1989-01-01 -832000000
1989-04-01 -185000000
1989-07-01 -208000000
1989-10-01 -90000000
1990-01-01 -7000000
1990-04-01 -1091000000
1990-07-01 895000000
1990-10-01 947000000
1991-01-01 -251000000
1991-04-01 667000000
1991-07-01 155000000
1991-10-01 -480000000
1992-01-01 -243000000
1992-04-01 -75000000
1992-07-01 -123000000
1992-10-01 -839000000
1993-01-01 -62000000
1993-04-01 -937000000
1993-07-01 -938000000
1993-10-01 -994000000
1994-01-01 948000000
1994-04-01 -524000000
1994-07-01 -822000000
1994-10-01 136000000
1995-01-01 518000000
1995-04-01 125000000
1995-07-01 -460000000
1995-10-01 -2438000000
1996-01-01 1077000000
1996-04-01 1125000000
1996-07-01 -781000000
1996-10-01 -102000000
1997-01-01 -921000000
1997-04-01 1119000000
1997-07-01 -1687000000
1997-10-01 -1156000000
1998-01-01 290000000
1998-04-01 214000000
1998-07-01 -307000000
1998-10-01 1902000000
1999-01-01 -127000000
1999-04-01 744000000
1999-07-01 570000000
1999-10-01 890000000
2000-01-01 1582000000
2000-04-01 1015000000
2000-07-01 471000000
2000-10-01 762000000
2001-01-01 469000000
2001-04-01 1346000000
2001-07-01 640000000
2001-10-01 -1754000000
2002-01-01 -160000000
2002-04-01 -834000000
2002-07-01 -1489000000
2002-10-01 720000000
2003-01-01 418000000
2003-04-01 -966000000
2003-07-01 -1168000000
2003-10-01 -1794000000
2004-01-01 3304000000
2004-04-01 -942000000
2004-07-01 -3361000000
2004-10-01 -2095000000
2005-01-01 954000000
2005-04-01 -2331000000
2005-07-01 1305000000
2005-10-01 -64000000
2006-01-01 380000000
2006-04-01 1364000000
2006-07-01 -91000000
2006-10-01 -580000000
2007-01-01 -99000000
2007-04-01 -666000000
2007-07-01 -40000000
2007-10-01 -573000000
2008-01-01 -1181000000
2008-04-01 233000000
2008-07-01 -1630000000
2008-10-01 2340000000
2009-01-01 -570000000
2009-04-01 995000000
2009-07-01 -1159000000
2009-10-01 -2241000000
2010-01-01 -932000000
2010-04-01 312000000
2010-07-01 -1552000000
2010-10-01 692000000
2011-01-01 -115000000
2011-04-01 -23000000
2011-07-01 -1616000000
2011-10-01 -1641000000
2012-01-01 65000000
2012-04-01 342000000
2012-07-01 301000000
2012-10-01 -971000000
2013-01-01 -315000000
2013-04-01 -779000000
2013-07-01 297000000
2013-10-01 -808000000