Quarter	US Dollars, Sum Over Component Sub-periods
1984-01-01	2112000000
1984-04-01	2541000000
1984-07-01	2561000000
1984-10-01	3117000000
1985-01-01	2363000000
1985-04-01	2498000000
1985-07-01	2887000000
1985-10-01	3482000000
1986-01-01	2767000000
1986-04-01	2523000000
1986-07-01	2513000000
1986-10-01	2861000000
1987-01-01	2695000000
1987-04-01	2908000000
1987-07-01	3365000000
1987-10-01	4583000000
1988-01-01	3356000000
1988-04-01	3654000000
1988-07-01	3107000000
1988-10-01	3589000000
1989-01-01	3172000000
1989-04-01	3808000000
1989-07-01	4285000000
1989-10-01	4734000000
1990-01-01	4645000000
1990-04-01	4967000000
1990-07-01	5724000000
1990-10-01	7245000000
1991-01-01	4738000000
1991-04-01	4605000000
1991-07-01	5533000000
1991-10-01	6131000000
1992-01-01	4815000000
1992-04-01	5375000000
1992-07-01	6150000000
1992-10-01	6451000000
1993-01-01	5872000000
1993-04-01	7705000000
1993-07-01	7860000000
1993-10-01	7989000000
1994-01-01	5602000000
1994-04-01	4637000000
1994-07-01	5314000000
1994-10-01	6720000000
1995-01-01	6533000000
1995-04-01	8291000000
1995-07-01	9245000000
1995-10-01	10719000000
1996-01-01	9398000000
1996-04-01	10555000000
1996-07-01	10714000000
1996-10-01	11664000000
1997-01-01	10140000000
1997-04-01	11368000000
1997-07-01	12452000000
1997-10-01	13198000000
1998-01-01	10924000000
1998-04-01	11652000000
1998-07-01	11447000000
1998-10-01	10756000000
1999-01-01	7710000000
1999-04-01	9897000000
1999-07-01	10014000000
1999-10-01	11181000000
2000-01-01	11122000000
2000-04-01	13582000000
2000-07-01	13847000000
2000-10-01	14331000000
2001-01-01	10098000000
2001-04-01	9039000000
2001-07-01	9501000000
2001-10-01	9454000000
2002-01-01	9491000000
2002-04-01	11429000000
2002-07-01	12403000000
2002-10-01	13786000000
2003-01-01	13657000000
2003-04-01	15563000000
2003-07-01	17468000000
2003-10-01	19195000000
2004-01-01	19639000000
2004-04-01	22738000000
2004-07-01	23356000000
2004-10-01	25538000000
2005-01-01	24349000000
2005-04-01	27965000000
2005-07-01	28864000000
2005-10-01	30267000000
2006-01-01	28574000000
2006-04-01	35600000000
2006-07-01	35118000000
2006-10-01	35379000000
2007-01-01	33879000000
2007-04-01	40200000000
2007-07-01	42147000000
2007-10-01	45987000000
2008-01-01	47320000000
2008-04-01	54418000000
2008-07-01	55171000000
2008-10-01	36912000000
2009-01-01	27382000000
2009-04-01	32071000000
2009-07-01	36640000000
2009-10-01	38404000000
2010-01-01	36712000000
2010-04-01	42673000000
2010-07-01	45275000000
2010-10-01	52655000000
2011-01-01	53740000000
2011-04-01	61667000000
2011-07-01	60061000000
2011-10-01	57065000000
2012-01-01	54151000000
2012-04-01	59338000000
2012-07-01	57491000000
2012-10-01	57572000000
2013-01-01	56912000000
2013-04-01	64659000000
2013-07-01	59888000000
2013-10-01	61935000000
2014-01-01	55529000000
2014-04-01	60397000000