Quarterly US Dollars, Sum Over Component Sub-periods
1979-01-01 -571000000
1979-04-01 -623000000
1979-07-01 -558000000
1979-10-01 -568000000
1980-01-01 -718000000
1980-04-01 -737000000
1980-07-01 -847000000
1980-10-01 -738000000
1981-01-01 -522000000
1981-04-01 -677000000
1981-07-01 -802000000
1981-10-01 -817000000
1982-01-01 -717000000
1982-04-01 -920000000
1982-07-01 -1036000000
1982-10-01 -817000000
1983-01-01 -864000000
1983-04-01 -637000000
1983-07-01 -450000000
1983-10-01 -360000000
1984-01-01 -380000000
1984-04-01 -374000000
1984-07-01 -429000000
1984-10-01 -474000000
1985-01-01 -299000000
1985-04-01 -357000000
1985-07-01 -444000000
1985-10-01 -494000000
1986-01-01 -414000000
1986-04-01 -623000000
1986-07-01 -773000000
1986-10-01 -747000000
1987-01-01 -627000000
1987-04-01 -624000000
1987-07-01 -433000000
1987-10-01 -574000000
1988-01-01 -584000000
1988-04-01 -795000000
1988-07-01 -829000000
1988-10-01 -688000000
1989-01-01 -574000000
1989-04-01 -711000000
1989-07-01 -666000000
1989-10-01 -715000000
1990-01-01 -589000000
1990-04-01 -896000000
1990-07-01 -1068000000
1990-10-01 -1044000000
1991-01-01 -822000000
1991-04-01 -982000000
1991-07-01 -1058000000
1991-10-01 -938000000
1992-01-01 -407000000
1992-04-01 -756000000
1992-07-01 -1016000000
1992-10-01 -1005000000
1993-01-01 -930000000
1993-04-01 -1426000000
1993-07-01 -1700000000
1993-10-01 -1190000000
1994-01-01 -1087000000
1994-04-01 -1282000000
1994-07-01 -1348000000
1994-10-01 -1939000000
1995-01-01 -1570000000
1995-04-01 -1917000000
1995-07-01 -2098000000
1995-10-01 -1898000000
1996-01-01 -1566000000
1996-04-01 -2067000000
1996-07-01 -2550000000
1996-10-01 -2498000000
1997-01-01 -2055000000
1997-04-01 -2604000000
1997-07-01 -2952000000
1997-10-01 -3034000000
1998-01-01 -2233000000
1998-04-01 -2272000000
1998-07-01 -2918000000
1998-10-01 -2688000000
1999-01-01 -1173000000
1999-04-01 -1831000000
1999-07-01 -1903000000
1999-10-01 -2071000000
2000-01-01 -1373000000
2000-04-01 -1818000000
2000-07-01 -1579000000
2000-10-01 -2391000000
2001-01-01 -1852000000
2001-04-01 -2195000000
2001-07-01 -1971000000
2001-10-01 -1741000000
2002-01-01 -1091000000
2002-04-01 -1545000000
2002-07-01 -1225000000
2002-10-01 -1096000000
2003-01-01 -760000000
2003-04-01 -1466000000
2003-07-01 -1414000000
2003-10-01 -1291000000
2004-01-01 -634000000
2004-04-01 -1191000000
2004-07-01 -1366000000
2004-10-01 -1487000000
2005-01-01 -1172000000
2005-04-01 -2384000000
2005-07-01 -2220000000
2005-10-01 -2532000000
2006-01-01 -1722000000
2006-04-01 -2475000000
2006-07-01 -2850000000
2006-10-01 -2593000000
2007-01-01 -2723000000
2007-04-01 -3296000000
2007-07-01 -3420000000
2007-10-01 -3780000000
2008-01-01 -3322000000
2008-04-01 -4821000000
2008-07-01 -4791000000
2008-10-01 -3756000000
2009-01-01 -2838000000
2009-04-01 -5277000000
2009-07-01 -5303000000
2009-10-01 -5827000000
2010-01-01 -5926000000
2010-04-01 -7605000000
2010-07-01 -8612000000
2010-10-01 -8691000000
2011-01-01 -7715000000
2011-04-01 -10278000000
2011-07-01 -10078000000
2011-10-01 -9860000000
2012-01-01 -9369000000
2012-04-01 -10207000000
2012-07-01 -9881000000
2012-10-01 -11585000000
2013-01-01 -10433000000
2013-04-01 -11440000000
2013-07-01 -12656000000
2013-10-01 -12572000000
2014-01-01 -10433000000
2014-04-01 -12567000000
2014-07-01 -12987000000
2014-10-01 -12942000000