Quarter	US Dollars, sum over component sub-periods
1994-01-01	10860400000.000000
1994-04-01	11503420000.000000
1994-07-01	11907200000.000000
1994-10-01	13831700000.000000
1995-01-01	12963650000.000000
1995-04-01	14150390000.000000
1995-07-01	15344770000.000000
1995-10-01	18426360000.000000
1996-01-01	16310430000.000000
1996-04-01	17096800000.000000
1996-07-01	16937189999.999998
1996-10-01	17308220000.000000
1997-01-01	15164790000.000000
1997-04-01	17107369999.999998
1997-07-01	18392000000.000000
1997-10-01	21123820000.000000
1998-01-01	17764430000.000000
1998-04-01	17255040000.000000
1998-07-01	13309950000.000000
1998-10-01	9209950000.000000
1999-01-01	8557160000.000000
1999-04-01	9590200000.000000
1999-07-01	8919050000.000000
1999-10-01	10195960000.000000
2000-01-01	9348140000.000000
2000-04-01	9661040000.000000
2000-07-01	10418070000.000000
2000-10-01	12703540000.000000
2001-01-01	10632960000.000000
2001-04-01	13017650000.000000
2001-07-01	12603820000.000000
2001-10-01	15062720000.000000
2002-01-01	11781780000.000000
2002-04-01	14116850000.000000
2002-07-01	15122480000.000000
2002-10-01	17397200000.000000
2003-01-01	15375270000.000000
2003-04-01	17540870000.000000
2003-07-01	18755570000.000000
2003-10-01	21542070000.000000
2004-01-01	19202190000.000000
2004-04-01	22233090000.000000
2004-07-01	24155460000.000000
2004-10-01	28653620000.000000
2005-01-01	25300000000.000000
2005-04-01	28879170000.000000
2005-07-01	32085450000.000000
2005-10-01	37574400000.000000
2006-01-01	30742760000.000000
2006-04-01	38757530000.000000
2006-07-01	42060950000.000000
2006-10-01	51626040000.000000
2007-01-01	42611650000.000000
2007-04-01	52688570000.000000
2007-07-01	58019460000.000000
2007-10-01	69763850000.000000
2008-01-01	59773760000.000000
2008-04-01	74807370000.000000
2008-07-01	83046400000.000000
2008-10-01	71045060000.000000
2009-01-01	37721210000.000000
2009-04-01	41929350000.000000
2009-07-01	46842650000.000000
2009-10-01	57430910000.000000
2010-01-01	44816980000.000000
2010-04-01	57283370000.000000
2010-07-01	67625380000.000010
2010-10-01	75953980000.000000
2011-01-01	64693110000.000000
2011-04-01	82326790000.000000
2011-07-01	83123180000.000000
2011-10-01	88411680000.000000
2012-01-01	72241780000.000000
2012-04-01	81905570000.000000
2012-07-01	87024180000.000000
2012-10-01	94599680000.000000
2013-01-01	76565580000.000000
2013-04-01	84475530000.000000
2013-07-01	87305090000.000000
2013-10-01	92923030000.000000
2014-01-01	72437540000.000000
2014-04-01	80656580000.000000
2014-07-01	80468030000.000000
2014-10-01	74313280000.000000
2015-01-01	44655810000.000000
2015-04-01	47681450000.000000
2015-07-01	49827150000.000000
2015-10-01	50856720000.000000
2016-01-01	38057470000.000000
2016-04-01	45533190000.000000
2016-07-01	52552190000.000000
2016-10-01	55351470000.000000
2017-01-01	48088880000.000000
2017-04-01	58669660000.000000
2017-07-01	63821320000.000000
2017-10-01	67545570000.000010
2018-01-01	57426630000.000000
2018-04-01	63339200000.000000