Quarter	Percent Change
1970-04-01	2.899715553642050000
1970-07-01	1.452982976448480000
1970-10-01	0.241333637307560000
1971-01-01	-0.251764943983138000
1971-04-01	-0.631676080490530000
1971-07-01	-1.154992759385420000
1971-10-01	0.022478548812981300
1972-01-01	2.126734083879060000
1972-04-01	0.978751195341192000
1972-07-01	0.061142948173768500
1972-10-01	-0.398066167287079000
1973-01-01	0.128591678550109000
1973-04-01	1.337030930224960000
1973-07-01	1.459881700782710000
1973-10-01	2.198924342874250000
1974-01-01	2.749789458838500000
1974-04-01	4.962458740098070000
1974-07-01	6.034362470032190000
1974-10-01	5.577349430041110000
1975-01-01	6.043650509581920000
1975-04-01	3.566074980103160000
1975-07-01	0.626760981670226000
1975-10-01	1.679564108759130000
1976-01-01	2.143451641723510000
1976-04-01	0.195967251104057000
1976-07-01	0.956998865630220000
1976-10-01	1.715984441840130000
1977-01-01	0.288515988113849000
1977-04-01	1.561112901294760000
1977-07-01	2.731252459372370000
1977-10-01	2.211160001651010000
1978-01-01	1.252487986850820000
1978-04-01	0.528948384466894000
1978-07-01	0.781303158293559000
1978-10-01	0.799448911943179000
1979-01-01	2.406466227737860000
1979-04-01	3.041326760617860000
1979-07-01	3.315547155232090000
1979-10-01	4.039442608658610000
1980-01-01	4.054773760661180000
1980-04-01	4.198000882934230000
1980-07-01	2.681632403838100000
1980-10-01	0.810204284137595000
1981-01-01	0.930179055286582000
1981-04-01	2.248010742082820000
1981-07-01	4.030078738111830000
1981-10-01	5.046215929453360000
1982-01-01	4.385291924996720000
1982-04-01	3.582661691556000000
1982-07-01	1.570377773323180000
1982-10-01	-0.449326449411420000
1983-01-01	-0.669648842566758000
1983-04-01	0.389756034666598000
1983-07-01	-0.467477938331146000
1983-10-01	-2.141726963991410000
1984-01-01	-1.811096931110070000
1984-04-01	-1.233048639324440000
1984-07-01	0.125973329326185000
1984-10-01	1.097697320163250000
1985-01-01	0.973344167147329000
1985-04-01	0.566071166829603000
1985-07-01	0.259358516607578000
1985-10-01	0.776793526994223000
1986-01-01	1.432628521700360000
1986-04-01	1.169415614594670000
1986-07-01	1.088252661284060000
1986-10-01	0.581740481116141000
1987-01-01	0.044319403723894600
1987-04-01	0.833714006902049000
1987-07-01	-0.031817232017621900
1987-10-01	-0.694374145271824000
1988-01-01	0.719995948162589000
1988-04-01	1.817360890258760000
1988-07-01	2.190484806673140000
1988-10-01	1.055668922789810000
1989-01-01	-0.021055565903822700
1989-04-01	1.467368884234990000
1989-07-01	1.672494043750990000
1989-10-01	0.606114332531888000
1990-01-01	0.988973391014871000
1990-04-01	0.455549209911082000
1990-07-01	0.865322889976528000
1990-10-01	3.470742373682860000
1991-01-01	3.176840675719620000
1991-04-01	-0.490931796109243000
1991-07-01	-0.365673529411223000
1991-10-01	1.364802158679530000
1992-01-01	-0.223304920392871000
1992-04-01	-0.000716911687833573
1992-07-01	0.480334617770400000
1992-10-01	-0.728428892457436000
1993-01-01	-1.400736857065300000
1993-04-01	-1.073046382834720000
1993-07-01	-0.534582734950463000
1993-10-01	-0.496848165098657000
1994-01-01	-0.210176007508683000
1994-04-01	-1.061720173333960000
1994-07-01	-1.292139401192180000
1994-10-01	-0.890161748425203000
1995-01-01	-0.194580206211084000
1995-04-01	1.881211282690060000
1995-07-01	1.622442541899930000
1995-10-01	0.762106862313164000
1996-01-01	0.428510493617719000
1996-04-01	-0.384278137113273000
1996-07-01	-0.324449016101897000
1996-10-01	-0.931724782865646000
1997-01-01	-0.493879445928493000
1997-04-01	0.089381906217026700
1997-07-01	-0.876168332806585000
1997-10-01	-0.430556985923902000
1998-01-01	0.388861747695086000
1998-04-01	0.708865313590066000
1998-07-01	0.203141057821969000
1998-10-01	-0.674564121808494000
1999-01-01	-0.088029870066669400
1999-04-01	0.189879209357965000
1999-07-01	-1.076422655327840000
1999-10-01	-1.088494147997390000
2000-01-01	-0.859851361084525000
2000-04-01	-1.459103201746350000
2000-07-01	-1.307666619169800000
2000-10-01	1.048990735437020000
2001-01-01	3.198042095694680000
2001-04-01	2.187737951001430000
2001-07-01	2.147406695171060000
2001-10-01	0.735230627852991000
2002-01-01	-1.668287385126490000
2002-04-01	-0.157444039366452000
2002-07-01	2.115013792130400000
2002-10-01	2.104446670589860000
2003-01-01	1.414029278228110000
2003-04-01	0.834912340862488000
2003-07-01	-1.039766504543190000
2003-10-01	-0.738893289484186000
2004-01-01	2.068779693934810000
2004-04-01	1.571034226226020000
2004-07-01	0.426544061186808000
2004-10-01	0.087731682023489600
2005-01-01	-0.613202136794325000
2005-04-01	0.288210283886103000
2005-07-01	1.166175246092620000
2005-10-01	-0.257840279556179000
2006-01-01	-0.435591625935548000
2006-04-01	1.809545375812980000
2006-07-01	1.997479623914630000
2006-10-01	0.835065885500024000
2007-01-01	-0.191757202785164000
2007-04-01	-0.207377491899299000
2007-07-01	0.466882253006622000
2007-10-01	1.533315758251200000
2008-01-01	2.336425431366440000
2008-04-01	-0.398322878352322000
2008-07-01	-1.365029146714940000
2008-10-01	1.293294735052200000
2009-01-01	1.837926237373350000
2009-04-01	0.402461064549742000
2009-07-01	-1.245498621867550000
2009-10-01	-1.550830753420880000
2010-01-01	-1.285630434228740000
2010-04-01	-0.961619746018675000
2010-07-01	1.027282006890630000
2010-10-01	1.204078285262030000
2011-01-01	0.202937704700274000
2011-04-01	-0.127491627638488000
2011-07-01	-1.014003782855420000