Quarter	US Dollars, Sum Over Component Sub-periods
1995-01-01	1713960000
1995-04-01	1822980000
1995-07-01	1948980000
1995-10-01	2028280000
1996-01-01	2023120000
1996-04-01	1988330000
1996-07-01	2144310000
1996-10-01	2324340000
1997-01-01	2032000000
1997-04-01	2044800000
1997-07-01	2233550000
1997-10-01	2381160000
1998-01-01	2295740000
1998-04-01	2287110000
1998-07-01	2573550000
1998-10-01	2784000000
1999-01-01	2620540000
1999-04-01	2741220000
1999-07-01	2971120000
1999-10-01	3133050000
2000-01-01	3481790000
2000-04-01	3171700000
2000-07-01	3306990000
2000-10-01	3253410000
2001-01-01	3261710000
2001-04-01	3372470000
2001-07-01	3365080000
2001-10-01	3324520000
2002-01-01	2860820000
2002-04-01	3042060000
2002-07-01	3322490000
2002-10-01	3205210000
2003-01-01	3185630000
2003-04-01	3536510000
2003-07-01	4338400000
2003-10-01	4486720000
2004-01-01	5002770000
2004-04-01	4925640000
2004-07-01	5329280000
2004-10-01	5695230000
2005-01-01	5668380000
2005-04-01	5744580000
2005-07-01	6344480000
2005-10-01	6424100000
2006-01-01	6796370000
2006-04-01	7330070000
2006-07-01	7793510000
2006-10-01	7956730000
2007-01-01	8052720000
2007-04-01	9010790000
2007-07-01	10006320000
2007-10-01	10682940000
2008-01-01	9946400000
2008-04-01	10493390000
2008-07-01	10256890000
2008-10-01	8321000000
2009-01-01	7125040000
2009-04-01	7755140000
2009-07-01	8994980000
2009-10-01	9657510000
2010-01-01	9084520000
2010-04-01	8773740000
2010-07-01	9402070000
2010-10-01	10121420000
2011-01-01	10128690000
2011-04-01	10617810000
2011-07-01	11116030000
2011-10-01	10514120000
2012-01-01	10790560000
2012-04-01	10589750000
2012-07-01	11069020000
2012-10-01	11935470000
2013-01-01	11880760000
2013-04-01	11838840000
2013-07-01	12261190000
2013-10-01	12428760000
2014-01-01	12835970000