Quarter	US Dollars, Sum Over Component Sub-periods
1980-01-01	39000000
1980-04-01	51000000
1980-07-01	41000000
1980-10-01	54000000
1981-01-01	31000000
1981-04-01	53000000
1981-07-01	32000000
1981-10-01	39000000
1982-01-01	34000000
1982-04-01	37000000
1982-07-01	35000000
1982-10-01	33000000
1983-01-01	24000000
1983-04-01	28000000
1983-07-01	23000000
1983-10-01	23000000
1984-01-01	21000000
1984-04-01	31000000
1984-07-01	26000000
1984-10-01	26000000
1985-01-01	26000000
1985-04-01	29000000
1985-07-01	44000000
1985-10-01	47000000
1986-01-01	26000000
1986-04-01	30000000
1986-07-01	27000000
1986-10-01	23000000
1987-01-01	22000000
1987-04-01	23000000
1987-07-01	21000000
1987-10-01	26000000
1988-01-01	31000000
1988-04-01	48000000
1988-07-01	72000000
1988-10-01	108000000
1989-01-01	157000000
1989-04-01	223000000
1989-07-01	272000000
1989-10-01	312000000
1990-01-01	313000000
1990-04-01	318000000
1990-07-01	307000000
1990-10-01	368000000
1991-01-01	436000000
1991-04-01	596000000
1991-07-01	490000000
1991-10-01	512000000
1992-01-01	531000000
1992-04-01	525000000
1992-07-01	557000000
1992-10-01	535000000
1993-01-01	522000000
1993-04-01	545000000
1993-07-01	525000000
1993-10-01	602000000
1994-01-01	510000000
1994-04-01	578000000
1994-07-01	606000000
1994-10-01	697000000
1995-01-01	695000000
1995-04-01	1095000000
1995-07-01	1324000000
1995-10-01	1008000000
1996-01-01	953000000
1996-04-01	1083000000
1996-07-01	1114000000
1996-10-01	1178000000
1997-01-01	1133000000
1997-04-01	1204000000
1997-07-01	1271000000
1997-10-01	1057000000
1998-01-01	740000000
1998-04-01	855000000
1998-07-01	931000000
1998-10-01	890000000
1999-01-01	1035000000
1999-04-01	1121000000
1999-07-01	1064000000
1999-10-01	1333000000
2000-01-01	1322000000
2000-04-01	1449000000
2000-07-01	1544000000
2000-10-01	1618000000
2001-01-01	1555000000
2001-04-01	1714000000
2001-07-01	1955000000
2001-10-01	1847000000
2002-01-01	1802000000
2002-04-01	2228000000
2002-07-01	2329000000
2002-10-01	2574000000
2003-01-01	2509000000
2003-04-01	2577000000
2003-07-01	2852000000
2003-10-01	2826000000
2004-01-01	2937000000
2004-04-01	2898000000
2004-07-01	2663000000
2004-10-01	3085000000
2005-01-01	3071000000
2005-04-01	3193000000
2005-07-01	3151000000
2005-10-01	3072000000
2006-01-01	3235000000
2006-04-01	3535000000
2006-07-01	3516000000
2006-10-01	3394000000
2007-01-01	3310000000
2007-04-01	3804000000
2007-07-01	3729000000
2007-10-01	3843000000
2008-01-01	3827000000
2008-04-01	4057000000
2008-07-01	3977000000
2008-10-01	2883000000
2009-01-01	2460000000
2009-04-01	3507000000
2009-07-01	3563000000
2009-10-01	3882000000
2010-01-01	3684000000
2010-04-01	4162000000
2010-07-01	4137000000
2010-10-01	4520000000
2011-01-01	4289000000
2011-04-01	4549000000
2011-07-01	4412000000
2011-10-01	4506000000
2012-01-01	5074000000
2012-04-01	4445000000
2012-07-01	4556000000
2012-10-01	5043000000
2013-01-01	4216000000
2013-04-01	4030000000
2013-07-01	4727000000
2013-10-01	5074000000