Quarterly US Dollars, Sum Over Component Sub-periods
1981-01-01 -907000000
1981-04-01 -1116000000
1981-07-01 -1313000000
1981-10-01 -1213000000
1982-01-01 -1235000000
1982-04-01 -1033000000
1982-07-01 -1085000000
1982-10-01 -1005000000
1983-01-01 -1022000000
1983-04-01 -811000000
1983-07-01 -996000000
1983-10-01 -936000000
1984-01-01 -1023000000
1984-04-01 -688000000
1984-07-01 -1008000000
1984-10-01 -950000000
1985-01-01 -1154000000
1985-04-01 -936000000
1985-07-01 -1077000000
1985-10-01 -1124000000
1986-01-01 -1000000000
1986-04-01 -817000000
1986-07-01 -920000000
1986-10-01 -675000000
1987-01-01 -807000000
1987-04-01 -805000000
1987-07-01 -881000000
1987-10-01 -882000000
1988-01-01 -795000000
1988-04-01 -781000000
1988-07-01 -826000000
1988-10-01 -835000000
1989-01-01 -835000000
1989-04-01 -896000000
1989-07-01 -920000000
1989-10-01 -913000000
1990-01-01 -902000000
1990-04-01 -840000000
1990-07-01 -853000000
1990-10-01 -973000000
1991-01-01 -937000000
1991-04-01 -896000000
1991-07-01 -902000000
1991-10-01 -1007000000
1992-01-01 -1029000000
1992-04-01 -1294000000
1992-07-01 -1149000000
1992-10-01 -1237000000
1993-01-01 -1244000000
1993-04-01 -1169000000
1993-07-01 -1764000000
1993-10-01 -1710000000
1994-01-01 -1622000000
1994-04-01 -1647000000
1994-07-01 -1589000000
1994-10-01 -1762000000
1995-01-01 -1890000000
1995-04-01 -2149000000
1995-07-01 -1946000000
1995-10-01 -2086000000
1996-01-01 -1969000000
1996-04-01 -2290000000
1996-07-01 -2068000000
1996-10-01 -2213000000
1997-01-01 -2438000000
1997-04-01 -2966000000
1997-07-01 -2220000000
1997-10-01 -2042000000
1998-01-01 -2130000000
1998-04-01 -2497000000
1998-07-01 -1822000000
1998-10-01 -1159000000
1999-01-01 -1159000000
1999-04-01 -1963000000
1999-07-01 -2142000000
1999-10-01 -2513000000
2000-01-01 -2544000000
2000-04-01 -2705000000
2000-07-01 -2642000000
2000-10-01 -2532000000
2001-01-01 -3024000000
2001-04-01 -2587000000
2001-07-01 -2285000000
2001-10-01 -2484000000
2002-01-01 -2584000000
2002-04-01 -2380000000
2002-07-01 -2589000000
2002-10-01 -2829000000
2003-01-01 -3303000000
2003-04-01 -2706000000
2003-07-01 -3503000000
2003-10-01 -2595000000
2004-01-01 -3063000000
2004-04-01 -1649000000
2004-07-01 -1609000000
2004-10-01 -2489000000
2005-01-01 -1911000000
2005-04-01 -1176000000
2005-07-01 -2305000000
2005-10-01 -3730000000
2006-01-01 -2290000000
2006-04-01 -2352000000
2006-07-01 -2402000000
2006-10-01 -2829000000
2007-01-01 -3163000000
2007-04-01 -2991000000
2007-07-01 -2764000000
2007-10-01 -2922000000
2008-01-01 -3071000000
2008-04-01 -3387000000
2008-07-01 -3313000000
2008-10-01 -3227000000
2009-01-01 -1672000000
2009-04-01 -2476000000
2009-07-01 -2249000000
2009-10-01 -3344000000
2010-01-01 -2106000000
2010-04-01 -2275000000
2010-07-01 -2155000000
2010-10-01 -2787000000
2011-01-01 -1822000000
2011-04-01 -3133000000
2011-07-01 -2562000000
2011-10-01 -3115000000
2012-01-01 -1983000000
2012-04-01 -2790000000
2012-07-01 -2359000000
2012-10-01 -3198000000
2013-01-01 -2511000000
2013-04-01 -3365000000
2013-07-01 -2675000000
2013-10-01 -2877000000