Quarter	US Dollars, Sum Over Component Sub-periods
1980-01-01	528000000
1980-04-01	627000000
1980-07-01	468000000
1980-10-01	641000000
1981-01-01	513000000
1981-04-01	680000000
1981-07-01	605000000
1981-10-01	797000000
1982-01-01	753000000
1982-04-01	771000000
1982-07-01	791000000
1982-10-01	762000000
1983-01-01	791000000
1983-04-01	713000000
1983-07-01	781000000
1983-10-01	758000000
1984-01-01	852000000
1984-04-01	759000000
1984-07-01	886000000
1984-10-01	842000000
1985-01-01	105000000
1985-04-01	108000000
1985-07-01	97000000
1985-10-01	100000000
1986-01-01	117000000
1986-04-01	138000000
1986-07-01	143000000
1986-10-01	155000000
1987-01-01	163000000
1987-04-01	181000000
1987-07-01	194000000
1987-10-01	214000000
1988-01-01	138000000
1988-04-01	195000000
1988-07-01	204000000
1988-10-01	212000000
1989-01-01	198000000
1989-04-01	179000000
1989-07-01	165000000
1989-10-01	190000000
1990-01-01	209000000
1990-04-01	205000000
1990-07-01	235000000
1990-10-01	201000000
1991-01-01	123000000
1991-04-01	187000000
1991-07-01	230000000
1991-10-01	255000000
1992-01-01	271000000
1992-04-01	281000000
1992-07-01	309000000
1992-10-01	256000000
1993-01-01	281000000
1993-04-01	143000000
1993-07-01	222000000
1993-10-01	263000000
1994-01-01	220000000
1994-04-01	181000000
1994-07-01	266000000
1994-10-01	253000000
1995-01-01	915000000
1995-04-01	1154000000
1995-07-01	1038000000
1995-10-01	1192000000
1996-01-01	1129000000
1996-04-01	1265000000
1996-07-01	1258000000
1996-10-01	1418000000
1997-01-01	1363000000
1997-04-01	1532000000
1997-07-01	1437000000
1997-10-01	1494000000
1998-01-01	1491000000
1998-04-01	1708000000
1998-07-01	1600000000
1998-10-01	1747000000
1999-01-01	1804000000
1999-04-01	1935000000
1999-07-01	1881000000
1999-10-01	2287000000
2000-01-01	2537000000
2000-04-01	2556000000
2000-07-01	4182000000
2000-10-01	2719000000
2001-01-01	2312000000
2001-04-01	2332000000
2001-07-01	1904000000
2001-10-01	1774000000
2002-01-01	1761000000
2002-04-01	1952000000
2002-07-01	1688000000
2002-10-01	1670000000
2003-01-01	1749000000
2003-04-01	1968000000
2003-07-01	1844000000
2003-10-01	2043000000
2004-01-01	1574000000
2004-04-01	1726000000
2004-07-01	1928000000
2004-10-01	1863000000
2005-01-01	1826000000
2005-04-01	1976000000
2005-07-01	1861000000
2005-10-01	1324000000
2006-01-01	1924000000
2006-04-01	2340000000
2006-07-01	2461000000
2006-10-01	2412000000
2007-01-01	3063000000
2007-04-01	1042000000
2007-07-01	3054000000
2007-10-01	3971000000
2008-01-01	3039000000
2008-04-01	3396000000
2008-07-01	2498000000
2008-10-01	2449000000
2009-01-01	1756000000
2009-04-01	3078000000
2009-07-01	3229000000
2009-10-01	2751000000
2010-01-01	2413000000
2010-04-01	2778000000
2010-07-01	2433000000
2010-10-01	3822000000
2011-01-01	2472000000
2011-04-01	2905000000
2011-07-01	2715000000
2011-10-01	3235000000
2012-01-01	3260000000
2012-04-01	4075000000
2012-07-01	3729000000
2012-10-01	3001000000
2013-01-01	2950000000
2013-04-01	4000000000
2013-07-01	4097000000
2013-10-01	3399000000
2014-01-01	3371000000
2014-04-01	3444000000
2014-07-01	3740000000
2014-10-01	3367000000