Quarter	US Dollars, Sum Over Component Sub-periods
1988-01-01	7296900000.000000
1988-04-01	7091900000.000000
1988-07-01	6304300000.000000
1988-10-01	7633000000.000000
1989-01-01	6857000000.000000
1989-04-01	7319800000.000000
1989-07-01	6886900000.000000
1989-10-01	8194400000.000000
1990-01-01	8472799999.999999
1990-04-01	8812700000.000000
1990-07-01	8821700000.000000
1990-10-01	10672300000.000000
1991-01-01	9546900000.000000
1991-04-01	9234500000.000000
1991-07-01	8811900000.000000
1991-10-01	10043500000.000000
1992-01-01	9985600000.000000
1992-04-01	10050300000.000000
1992-07-01	10643100000.000000
1992-10-01	10642700000.000000
1993-01-01	9306600000.000000
1993-04-01	9484700000.000000
1993-07-01	8952700000.000000
1993-10-01	9922400000.000000
1994-01-01	9516600000.000000
1994-04-01	10179700000.000000
1994-07-01	10759100000.000000
1994-10-01	12035700000.000000
1995-01-01	12409200000.000000
1995-04-01	12940100000.000000
1995-07-01	12243500000.000000
1995-10-01	13198200000.000000
1996-01-01	12644300000.000000
1996-04-01	12503700000.000000
1996-07-01	12533100000.000000
1996-10-01	13522000000.000000
1997-01-01	11776300000.000000
1997-04-01	12340600000.000000
1997-07-01	11528200000.000000
1997-10-01	12746500000.000000
1998-01-01	11836500000.000000
1998-04-01	11144000000.000000
1998-07-01	12179300000.000000
1998-10-01	13091000000.000000
1999-01-01	12223400000.000000
1999-04-01	11825400000.000000
1999-07-01	12069800000.000000
1999-10-01	13670400000.000000
2000-01-01	12444700000.000000
2000-04-01	12328200000.000000
2000-07-01	12729500000.000000
2000-10-01	13221200000.000000
2001-01-01	13109700000.000000
2001-04-01	12256300000.000000
2001-07-01	12466700000.000000
2001-10-01	13123600000.000000
2002-01-01	12315800000.000000
2002-04-01	13820000000.000000
2002-07-01	14199400000.000000
2002-10-01	15330100000.000000
2003-01-01	15532800000.000000
2003-04-01	15950100000.000000
2003-07-01	15779500000.000000
2003-10-01	17511000000.000000
2004-01-01	17953600000.000000
2004-04-01	17990200000.000000
2004-07-01	18236100000.000000
2004-10-01	20703400000.000000
2005-01-01	19673100000.000000
2005-04-01	20894300000.000000
2005-07-01	20687400000.000000
2005-10-01	21416200000.000000
2006-01-01	21454000000.000000
2006-04-01	22404000000.000000
2006-07-01	22602800000.000000
2006-10-01	24327500000.000000
2007-01-01	23798100000.000000
2007-04-01	24124000000.000000
2007-07-01	24808400000.000000
2007-10-01	28168100000.000000
2008-01-01	28800000000.000000
2008-04-01	32170100000.000000
2008-07-01	30085100000.000000
2008-10-01	24050300000.000000
2009-01-01	20793900000.000000
2009-04-01	21543600000.000000
2009-07-01	23629300000.000000
2009-10-01	25159700000.000000
2010-01-01	23167300000.000000
2010-04-01	22419100000.000000
2010-07-01	24014200000.000000
2010-10-01	25302200000.000000
2011-01-01	27000300000.000000
2011-04-01	28536700000.000000
2011-07-01	28345100000.000000
2011-10-01	26961300000.000000
2012-01-01	26387300000.000000
2012-04-01	26498400000.000000
2012-07-01	25683100000.000000
2012-10-01	26534800000.000000
2013-01-01	26245100000.000000
2013-04-01	27094600000.000000
2013-07-01	28086700000.000000
2013-10-01	28402600000.000000
2014-01-01	27684300000.000000
2014-04-01	27976100000.000000