Quarter	Percent Change
1966-04-01	0.87771968548385800
1966-07-01	1.74016543671921000
1966-10-01	2.56560250615377000
1967-01-01	3.33523453263447000
1967-04-01	2.70063124024870000
1967-07-01	2.11651638604801000
1967-10-01	1.57018438429026000
1968-01-01	1.05121446106944000
1968-04-01	1.00638962566482000
1968-07-01	0.96281072522688000
1968-10-01	0.92039749370885500
1969-01-01	0.87907478924034200
1969-04-01	1.43091472626641000
1969-07-01	1.96233556768861000
1969-10-01	2.46556029253090000
1970-01-01	2.93420675696274000
1970-04-01	2.89047180511840000
1970-07-01	2.84805607444591000
1970-10-01	2.80689944899202000
1971-01-01	2.76694541928238000
1971-04-01	2.61125600806379000
1971-07-01	2.46567976014721000
1971-10-01	2.32912618832261000
1972-01-01	2.20064952188631000
1972-04-01	1.49132108014962000
1972-07-01	0.81719147770407900
1972-10-01	0.16363822140611200
1973-01-01	-0.48250154084077900
1973-04-01	1.40334420409066000
1973-07-01	3.24597712995434000
1973-10-01	4.94743848979589000
1974-01-01	6.43269731761848000
1974-04-01	5.89099138641558000
1974-07-01	5.41884811053944000
1974-10-01	5.00331402665374000
1975-01-01	4.63444910730089000
1975-04-01	3.22743926835813000
1975-07-01	1.96236344541297000
1975-10-01	0.78283256711023100
1976-01-01	-0.35614277535607400
1976-04-01	0.74173010714899600
1976-07-01	1.82732213305006000
1976-10-01	2.86600409755258000
1977-01-01	3.82777381838324000
1977-04-01	3.52381482777271000
1977-07-01	3.24656965200353000
1977-10-01	2.99212895880656000
1978-01-01	2.75727484036096000
1978-04-01	1.90719629054322000
1978-07-01	1.10993481376905000
1978-10-01	0.34454230361127600
1979-01-01	-0.40726262516144400
1979-04-01	1.00421359878568000
1979-07-01	2.39332117706538000
1979-10-01	3.70376985849779000
1980-01-01	4.88907928542479000
1980-04-01	3.85288196214170000
1980-07-01	2.93162195840768000
1980-10-01	2.09197291373471000
1981-01-01	1.30844781432196000
1981-04-01	1.62571759136788000
1981-07-01	1.92853414846638000
1981-10-01	2.21464723775402000
1982-01-01	2.48227540584381000
1982-04-01	2.41356469044153000
1982-07-01	2.34830069433161000
1982-10-01	2.28622924988985000
1983-01-01	2.22712060466831000
1983-04-01	1.85565775675535000
1983-07-01	1.50479116293926000
1983-10-01	1.17012397260656000
1984-01-01	0.84784422528522200
1984-04-01	1.01747086066288000
1984-07-01	1.18219698230864000
1984-10-01	1.34131429248080000
1985-01-01	1.49420227440014000
1985-04-01	1.24424753466986000
1985-07-01	1.00380075790947000
1985-10-01	0.77090685552076700
1986-01-01	0.54379680651943500
1986-04-01	1.04147837605469000
1986-07-01	1.52620596702363000
1986-10-01	1.99127755964852000
1987-01-01	2.43088632077027000
1987-04-01	1.71609126863818000
1987-07-01	1.04111938303615000
1987-10-01	0.39102921167802100
1988-01-01	-0.24736603795631500
1988-04-01	0.33486682149206900
1988-07-01	0.34663328655662000
1988-10-01	0.32133074655615200
1989-01-01	0.38605490312094900
1989-04-01	0.42682567695787200
1989-07-01	0.24852995020187100
1989-10-01	0.20142384910102600
1990-01-01	0.32630444990427800
1990-04-01	0.36161412850068100
1990-07-01	0.46330408556872300
1990-10-01	0.43433548812516300
1991-01-01	0.29970404445000700
1991-04-01	0.41674074374336400
1991-07-01	0.66916256290847100
1991-10-01	0.70735985671041000
1992-01-01	0.45023513156939300
1992-04-01	0.19321168582115600
1992-07-01	0.00095304717089140
1992-10-01	-0.03583392345932080
1993-01-01	-0.04262540493209680
1993-04-01	-0.23600821916657800
1993-07-01	-0.44643233879821300
1993-10-01	-0.50554903910844100
1994-01-01	-0.38864858189607100
1994-04-01	-0.23100822251775000
1994-07-01	-0.05107461873274000
1994-10-01	0.06399194240706500
1995-01-01	0.19720385710081600
1995-04-01	0.45871281671070200
1995-07-01	0.54151878432840800
1995-10-01	0.44539232686560600
1996-01-01	0.38205830348586500
1996-04-01	0.34379998477910000
1996-07-01	0.36911659739540600
1996-10-01	0.51146542682977700
1997-01-01	0.64056302898983500
1997-04-01	0.76174316368463200
1997-07-01	1.01548355996654000
1997-10-01	1.22560867678360000
1998-01-01	1.23039044014764000
1998-04-01	1.09002838463645000
1998-07-01	0.83544705927786900
1998-10-01	0.48543247151549400
1999-01-01	0.15738821592597400
1999-04-01	-0.00320032158589716
1999-07-01	-0.07620983166674450
1999-10-01	-0.12158531057594000
2000-01-01	-0.14782528244798000
2000-04-01	-0.15542658574569100
2000-07-01	0.04115381260073860
2000-10-01	0.48258408951490500
2001-01-01	0.97314458945626900
2001-04-01	1.21907630550915000
2001-07-01	1.13836521404433000
2001-10-01	1.04163826589555000
2002-01-01	1.01142714888220000
2002-04-01	0.90069547726720400
2002-07-01	0.81420353590124200
2002-10-01	0.66758620480548000
2003-01-01	0.42928152220928400
2003-04-01	0.25631457437859600
2003-07-01	0.03336800410886460
2003-10-01	-0.10931749642042200
2004-01-01	0.07429276827745670
2004-04-01	0.44956954934464900
2004-07-01	0.69627837385254600
2004-10-01	0.78414814810542300
2005-01-01	0.71800006729440300
2005-04-01	0.51627818405582100
2005-07-01	0.55017555190480800
2005-10-01	0.68213060508545700
2006-01-01	0.62213748422100600
2006-04-01	0.58538470772033000
2006-07-01	0.71742176478529800
2006-10-01	0.87766771963356000
2007-01-01	1.02861311194604000
2007-04-01	1.24238393401478000
2007-07-01	1.43041294180252000
2007-10-01	1.55466565964088000
2008-01-01	1.50525908549271000
2008-04-01	1.31182974724447000
2008-07-01	1.07605457203993000
2008-10-01	0.75325846505595100
2009-01-01	0.59307843624162900
2009-04-01	0.55556230919277800
2009-07-01	0.29755341410791500
2009-10-01	0.00858907640445341
2010-01-01	-0.14603176684501800
2010-04-01	-0.27671273186649500
2010-07-01	-0.24846446101190900
2010-10-01	-0.06730284945865600
2011-01-01	0.05007341998336110
2011-04-01	0.08314086219022210