Quarter	Percent Change
1970-04-01	0.73799072811987200
1970-07-01	1.46516864747010000
1970-10-01	2.16601716677868000
1971-01-01	2.82679404475926000
1971-04-01	2.27951746454860000
1971-07-01	1.76961331617376000
1971-10-01	1.28772517149921000
1972-01-01	0.82597172206317200
1972-04-01	1.20263518575747000
1972-07-01	1.56721744319163000
1972-10-01	1.91606198859367000
1973-01-01	2.24605360895048000
1973-04-01	3.87431612710268000
1973-07-01	5.34484208468576000
1973-10-01	6.60675212648356000
1974-01-01	7.63539025303656000
1974-04-01	6.17543979242956000
1974-07-01	4.95135708938155000
1974-10-01	3.89366488211577000
1975-01-01	2.95452654336126000
1975-04-01	2.06661269510360000
1975-07-01	1.23790329755473000
1975-10-01	0.44552297180615800
1976-01-01	-0.33024934880577100
1976-04-01	0.28934793811805800
1976-07-01	0.90741408084831200
1976-10-01	1.51258940204512000
1977-01-01	2.09424740620162000
1977-04-01	1.69952281595618000
1977-07-01	1.32523453000229000
1977-10-01	0.96653852095718400
1978-01-01	0.61919056240601900
1978-04-01	0.30426354294155900
1978-07-01	-0.00683223069902046
1978-10-01	-0.31702670951522900
1979-01-01	-0.62921558452629000
1979-04-01	-0.28278369957760300
1979-07-01	0.06782409018096340
1979-10-01	0.41894958257468300
1980-01-01	1.34125421884857000
1980-04-01	0.40396244319190000
1980-07-01	0.80467430440404600
1980-10-01	1.19737648378941000
1981-01-01	1.57761202037815000
1981-04-01	1.16858075597525000
1981-07-01	0.77499510529421400
1981-10-01	0.39187054331809600
1982-01-01	0.01464857009846880
1982-04-01	0.20867931905151500
1982-07-01	0.40187357123838500
1982-10-01	0.59311881459500800
1983-01-01	0.78133834495322100
1983-04-01	0.82417669668381500
1983-07-01	0.86593578097016700
1983-10-01	0.90658158976809600
1984-01-01	0.94608444463286400
1984-04-01	0.09778169139843720
1984-07-01	-0.74092970575383500
1984-10-01	-1.59133626683412000
1985-01-01	-2.47560731774815000
1985-04-01	-1.35753999747704000
1985-07-01	-0.17906147793670800
1985-10-01	1.01992611095687000
1986-01-01	2.19682888143333000
1986-04-01	1.44863310680159000
1986-07-01	0.73698430037567000
1986-10-01	0.04568451024062050
1987-01-01	-0.63993119347397900
1987-04-01	-0.64065269956071800
1987-07-01	-0.64136161207931800
1987-10-01	-0.64205761260875000
1988-01-01	-0.64274036965696500
1988-04-01	-0.36857425799944500
1988-07-01	-0.09058413998713910
1988-10-01	0.18894063867823400
1989-01-01	0.46766391678554300
1989-04-01	0.23402192287431500
1989-07-01	0.00255086662873121
1989-10-01	-0.22836798030859400
1990-01-01	-0.46033803432537300
1990-04-01	-0.89046170260565900
1990-07-01	-0.60444433298976800
1990-10-01	-0.03592490627510860
1991-01-01	0.54691641325150400
1991-04-01	0.83346761787168800
1991-07-01	0.67190132473409200
1991-10-01	0.42681860222267100
1992-01-01	0.51229870685501800
1992-04-01	0.63307466885201700
1992-07-01	0.86890671511897800
1992-10-01	1.18803167405674000
1993-01-01	0.93344451656222600
1993-04-01	0.70982042255973400
1993-07-01	0.80505223538696900
1993-10-01	0.33468268358592900
1994-01-01	-0.07530905373264430
1994-04-01	0.06190057653634300
1994-07-01	-0.13421579660062700
1994-10-01	-0.60016548688745200
1995-01-01	-1.06246282124171000
1995-04-01	-1.44718163940034000
1995-07-01	-1.59669995183967000
1995-10-01	-1.69129555817859000
1996-01-01	-1.43145097343445000
1996-04-01	-0.98764446291745100
1996-07-01	-0.97701576807484100
1996-10-01	-0.44900593550125000
1997-01-01	0.25011352322547300
1997-04-01	0.17697321919812500
1997-07-01	0.54082703906431700
1997-10-01	0.71074590551384400
1998-01-01	0.31699931354855200
1998-04-01	0.40453783297711200
1998-07-01	0.24535274226910200
1998-10-01	-0.37399048235779800
1999-01-01	-0.77815545040089800
1999-04-01	-1.02921022085116000
1999-07-01	-1.30553215590322000
1999-10-01	-1.43772050677827000
2000-01-01	-1.52596544106919000
2000-04-01	-1.61506618785496000
2000-07-01	-1.46448055822039000
2000-10-01	-0.45037861444158100
2001-01-01	1.21286927869508000
2001-04-01	2.16724181663651000
2001-07-01	2.12418926003633000
2001-10-01	0.87963650846408100
2002-01-01	-1.03802110835179000
2002-04-01	-2.50271062707303000
2002-07-01	-3.00364879714957000
2002-10-01	-2.44730827632800000
2003-01-01	-1.92135582772698000
2003-04-01	-1.70498725199428000
2003-07-01	-1.62091187177710000
2003-10-01	-1.71846245394175000
2004-01-01	-1.29776327367494000
2004-04-01	-0.99924483749544300
2004-07-01	-1.04540368567814000
2004-10-01	-1.14257500278966000
2005-01-01	-1.74166277749897000
2005-04-01	-1.71775967198966000
2005-07-01	-1.06522427037285000
2005-10-01	-0.68889920429789300
2006-01-01	-0.27993959295849400
2006-04-01	-0.15790588149095200
2006-07-01	-0.26869459116463800
2006-10-01	-0.67483066444353400
2007-01-01	-1.14445566244103000
2007-04-01	-1.28844283173768000
2007-07-01	-1.70348488168390000
2007-10-01	-1.72796212208737000
2008-01-01	-1.10481325495317000
2008-04-01	-0.57794571575548400
2008-07-01	-0.18458081880445500
2008-10-01	-0.07276093614528340
2009-01-01	-0.00791614984305517
2009-04-01	-0.06442752349531160
2009-07-01	-0.40238294534743100
2009-10-01	-0.37139359386013800
2010-01-01	-0.30412737831708000
2010-04-01	0.24021582247718000
2010-07-01	1.65178308732111000
2010-10-01	2.31869812332928000
2011-01-01	2.19696190472135000
2011-04-01	1.37064572052220000
2011-07-01	0.22456672499193900