Quarter	US Dollars, Sum Over Component Sub-periods
1979-01-01	221000000
1979-04-01	417000000
1979-07-01	264000000
1979-10-01	383000000
1980-01-01	301000000
1980-04-01	374000000
1980-07-01	218000000
1980-10-01	514000000
1981-01-01	243000000
1981-04-01	375000000
1981-07-01	254000000
1981-10-01	509000000
1982-01-01	312000000
1982-04-01	382000000
1982-07-01	308000000
1982-10-01	485000000
1983-01-01	167000000
1983-04-01	234000000
1983-07-01	139000000
1983-10-01	179000000
1984-01-01	215000000
1984-04-01	314000000
1984-07-01	314000000
1984-10-01	414000000
1985-01-01	348000000
1985-04-01	519000000
1985-07-01	338000000
1985-10-01	460000000
1986-01-01	239000000
1986-04-01	239000000
1986-07-01	287000000
1986-10-01	202000000
1987-01-01	135000000
1987-04-01	110000000
1987-07-01	123000000
1987-10-01	199000000
1988-01-01	144000000
1988-04-01	174000000
1988-07-01	206000000
1988-10-01	247000000
1989-01-01	246000000
1989-04-01	304000000
1989-07-01	362000000
1989-10-01	398000000
1990-01-01	227000000
1990-04-01	254000000
1990-07-01	336000000
1990-10-01	341000000
1991-01-01	199000000
1991-04-01	229000000
1991-07-01	238000000
1991-10-01	238000000
1992-01-01	267000000
1992-04-01	253000000
1992-07-01	266000000
1992-10-01	329000000
1993-01-01	342000000
1993-04-01	352000000
1993-07-01	284000000
1993-10-01	330000000
1994-01-01	422000000
1994-04-01	545000000
1994-07-01	562000000
1994-10-01	731000000
1995-01-01	788000000
1995-04-01	751000000
1995-07-01	728000000
1995-10-01	1103000000
1996-01-01	1102000000
1996-04-01	1552000000
1996-07-01	1206000000
1996-10-01	1375000000
1997-01-01	1152000000
1997-04-01	1533000000
1997-07-01	1359000000
1997-10-01	1115000000
1998-01-01	1171000000
1998-04-01	1207000000
1998-07-01	1237000000
1998-10-01	984000000
1999-01-01	712000000
1999-04-01	870000000
1999-07-01	881000000
1999-10-01	1472000000
2000-01-01	1152000000
2000-04-01	723000000
2000-07-01	952000000
2000-10-01	793000000
2001-01-01	823000000
2001-04-01	1019000000
2001-07-01	733000000
2001-10-01	705000000
2002-01-01	885000000
2002-04-01	517000000
2002-07-01	921000000
2002-10-01	974000000
2003-01-01	921000000
2003-04-01	653000000
2003-07-01	903000000
2003-10-01	862000000
2004-01-01	760000000
2004-04-01	779000000
2004-07-01	674000000
2004-10-01	986000000
2005-01-01	750000000
2005-04-01	859000000
2005-07-01	756000000
2005-10-01	830000000
2006-01-01	1327000000
2006-04-01	2295000000
2006-07-01	1382000000
2006-10-01	1457000000
2007-01-01	2013000000
2007-04-01	2989000000
2007-07-01	2934000000
2007-10-01	3557000000
2008-01-01	2934000000
2008-04-01	3396000000
2008-07-01	2556000000
2008-10-01	3626000000
2009-01-01	2436000000
2009-04-01	2254000000
2009-07-01	1900000000
2009-10-01	2236000000
2010-01-01	1571000000
2010-04-01	1553000000
2010-07-01	1910000000
2010-10-01	2372000000
2011-01-01	2603000000
2011-04-01	3155000000
2011-07-01	2426000000
2011-10-01	2568000000
2012-01-01	3008000000
2012-04-01	4392000000
2012-07-01	1756000000
2012-10-01	1732000000
2013-01-01	1496000000
2013-04-01	1961000000
2013-07-01	5248000000
2013-10-01	1366000000
2014-01-01	1613000000
2014-04-01	1468000000
2014-07-01	1757000000
2014-10-01	1490000000