Quarter	US Dollars, Sum Over Component Sub-periods
1984-01-01	296000000
1984-04-01	363000000
1984-07-01	696000000
1984-10-01	727000000
1985-01-01	442000000
1985-04-01	375000000
1985-07-01	618000000
1985-10-01	549000000
1986-01-01	298000000
1986-04-01	387000000
1986-07-01	617000000
1986-10-01	622000000
1987-01-01	419000000
1987-04-01	596000000
1987-07-01	758000000
1987-10-01	617000000
1988-01-01	307000000
1988-04-01	534000000
1988-07-01	668000000
1988-10-01	650000000
1989-01-01	749000000
1989-04-01	676000000
1989-07-01	1204000000
1989-10-01	906000000
1990-01-01	734000000
1990-04-01	869000000
1990-07-01	1252000000
1990-10-01	1638000000
1991-01-01	1058000000
1991-04-01	1268000000
1991-07-01	1597000000
1991-10-01	1176000000
1992-01-01	978000000
1992-04-01	825000000
1992-07-01	1056000000
1992-10-01	1061000000
1993-01-01	821000000
1993-04-01	857000000
1993-07-01	1041000000
1993-10-01	933000000
1994-01-01	535000000
1994-04-01	1028000000
1994-07-01	815000000
1994-10-01	632000000
1995-01-01	1337000000
1995-04-01	1055000000
1995-07-01	1145000000
1995-10-01	861000000
1996-01-01	1056000000
1996-04-01	930000000
1996-07-01	1186000000
1996-10-01	925000000
1997-01-01	812000000
1997-04-01	938000000
1997-07-01	1501000000
1997-10-01	1260000000
1998-01-01	1074000000
1998-04-01	1274000000
1998-07-01	1516000000
1998-10-01	1641000000
1999-01-01	1232000000
1999-04-01	1243000000
1999-07-01	1293000000
1999-10-01	1113000000
2000-01-01	1137000000
2000-04-01	1188000000
2000-07-01	1148000000
2000-10-01	1291000000
2001-01-01	960000000
2001-04-01	661000000
2001-07-01	653000000
2001-10-01	713000000
2002-01-01	634000000
2002-04-01	551000000
2002-07-01	589000000
2002-10-01	659000000
2003-01-01	260000000
2003-04-01	197000000
2003-07-01	297000000
2003-10-01	266000000
2004-01-01	225000000
2004-04-01	292000000
2004-07-01	345000000
2004-10-01	255000000
2005-01-01	244000000
2005-04-01	373000000
2005-07-01	450000000
2005-10-01	387000000
2006-01-01	340000000
2006-04-01	384000000
2006-07-01	606000000
2006-10-01	563000000
2007-01-01	372000000
2007-04-01	440000000
2007-07-01	777000000
2007-10-01	636000000
2008-01-01	494000000
2008-04-01	423000000
2008-07-01	779000000
2008-10-01	436000000
2009-01-01	481000000
2009-04-01	492000000
2009-07-01	510000000
2009-10-01	926000000
2010-01-01	317000000
2010-04-01	323000000
2010-07-01	406000000
2010-10-01	477000000
2011-01-01	406000000
2011-04-01	314000000
2011-07-01	473000000
2011-10-01	565000000
2012-01-01	360000000
2012-04-01	296000000
2012-07-01	318000000
2012-10-01	459000000
2013-01-01	252000000
2013-04-01	285000000
2013-07-01	287000000
2013-10-01	357000000
2014-01-01	129000000
2014-04-01	235000000