Quarter	US Dollars, sum over component sub-periods, Seasonally Adjusted
1994-01-01	3464250000.0000000
1994-04-01	4328560000.0000000
1994-07-01	3499440000.0000000
1994-10-01	4112850000.0000005
1995-01-01	4211229999.9999995
1995-04-01	4918230000.0000000
1995-07-01	5422390000.0000000
1995-10-01	5444510000.0000000
1996-01-01	5284730000.0000000
1996-04-01	4637120000.0000000
1996-07-01	4485750000.0000000
1996-10-01	4432650000.0000000
1997-01-01	5102320000.0000000
1997-04-01	4650140000.0000000
1997-07-01	5098710000.0000000
1997-10-01	5213370000.0000000
1998-01-01	4884990000.0000000
1998-04-01	4606980000.0000000
1998-07-01	3856300000.0000000
1998-10-01	3336510000.0000000
1999-01-01	3267860000.0000000
1999-04-01	3230000000.0000000
1999-07-01	3305950000.0000000
1999-10-01	3713610000.0000000
2000-01-01	3873240000.0000000
2000-04-01	3975280000.0000000
2000-07-01	4306190000.0000000
2000-10-01	4102010000.0000000
2001-01-01	4834970000.0000000
2001-04-01	5315530000.0000000
2001-07-01	5497890000.0000000
2001-10-01	5012450000.0000000
2002-01-01	5771050000.0000000
2002-04-01	5893500000.0000000
2002-07-01	5964980000.0000000
2002-10-01	6257400000.0000000
2003-01-01	6285540000.0000000
2003-04-01	6382100000.0000000
2003-07-01	7110580000.0000000
2003-10-01	7608180000.0000000
2004-01-01	8011480000.0000000
2004-04-01	8401270000.0000000
2004-07-01	8859660000.0000000
2004-10-01	8785940000.0000000
2005-01-01	9265890000.0000000
2005-04-01	9766580000.0000000
2005-07-01	10317750000.0000000
2005-10-01	10877070000.0000000
2006-01-01	10678590000.0000000
2006-04-01	11258030000.0000000
2006-07-01	11552850000.0000000
2006-10-01	12567440000.0000000
2007-01-01	13780910000.0000000
2007-04-01	14445360000.0000000
2007-07-01	14956340000.0000000
2007-10-01	17081520000.0000000
2008-01-01	18990990000.0000000
2008-04-01	20373710000.0000000
2008-07-01	20303350000.0000000
2008-10-01	17741490000.0000000
2009-01-01	15455520000.0000000
2009-04-01	15432570000.0000000
2009-07-01	15659810000.0000000
2009-10-01	16797680000.0000000
2010-01-01	17613540000.0000000
2010-04-01	17845660000.0000000
2010-07-01	18958150000.0000000
2010-10-01	20597250000.0000000
2011-01-01	21113250000.0000000
2011-04-01	22731230000.0000000
2011-07-01	23345280000.0000000
2011-10-01	23936400000.0000000
2012-01-01	26168970000.0000000
2012-04-01	26160310000.0000000
2012-07-01	27168260000.0000000
2012-10-01	29265300000.0000000
2013-01-01	31344380000.0000000
2013-04-01	31736720000.0000000
2013-07-01	32670490000.0000000
2013-10-01	32457510000.0000000
2014-01-01	31927160000.0000000
2014-04-01	31724870000.0000000
2014-07-01	31222990000.0000000
2014-10-01	26395250000.0000000
2015-01-01	24501090000.0000000
2015-04-01	22519200000.0000000
2015-07-01	21840320000.0000000
2015-10-01	20436560000.0000000
2016-01-01	18553700000.0000000
2016-04-01	18483610000.0000000
2016-07-01	18170830000.0000000
2016-10-01	19441230000.0000000
2017-01-01	21268820000.0000000
2017-04-01	22157410000.0000000
2017-07-01	21769890000.0000000
2017-10-01	23535980000.0000000
2018-01-01	25099330000.0000000
2018-04-01	24258540000.0000000