Quarter	Percent Change
1970-04-01	0.8893585241428530
1970-07-01	1.7630373255471500
1970-10-01	2.5987392454301600
1971-01-01	3.3772205330308600
1971-04-01	2.6881574825619100
1971-07-01	2.0542043062642400
1971-10-01	1.4606173098331900
1972-01-01	0.8953015611058920
1972-04-01	0.9913310833089310
1972-07-01	1.0845536098907900
1972-10-01	1.1747660522610700
1973-01-01	1.2617917561648800
1973-04-01	1.7532957126491900
1973-07-01	2.2215716964386500
1973-10-01	2.6609437053621200
1974-01-01	3.0669861458998600
1974-04-01	2.9615256965147000
1974-07-01	2.8625549459766500
1974-10-01	2.7694896025443900
1975-01-01	2.6818135556567900
1975-04-01	2.2298273273306200
1975-07-01	1.8075780326303400
1975-10-01	1.4085056814660800
1976-01-01	1.0270603807013400
1976-04-01	1.5936200855230500
1976-07-01	2.1365722027718100
1976-10-01	2.6479469011428200
1977-01-01	3.1213640325235100
1977-04-01	1.8228804655296900
1977-07-01	0.6077975432438630
1977-10-01	-0.5711797106389230
1978-01-01	-1.7565179618184800
1978-04-01	-0.5683782255328260
1978-07-01	-0.3391562795306300
1978-10-01	1.5666797984553200
1979-01-01	2.1955456051732200
1979-04-01	1.3166260304701700
1979-07-01	0.4110407383198910
1979-10-01	-0.5990935137578810
1980-01-01	-0.2829580212341080
1980-04-01	1.9633671193992200
1980-07-01	2.3881543939823300
1980-10-01	1.6133657738787900
1981-01-01	1.5569738160842200
1981-04-01	0.7317954453723390
1981-07-01	0.9303269416757550
1981-10-01	1.6877554629221000
1982-01-01	1.6020266087408200
1982-04-01	2.0805849678861900
1982-07-01	1.7820167820807400
1982-10-01	-0.1420222031828960
1983-01-01	-1.7977844041698500
1983-04-01	-1.7821965004478700
1983-07-01	-0.6535708778437150
1983-10-01	-0.0466344962771867
1984-01-01	-0.3444435856246060
1984-04-01	-0.3886100907213700
1984-07-01	1.2149135596405900
1984-10-01	2.6682143600834900
1985-01-01	2.4748006545120400
1985-04-01	1.6666261915645400
1985-07-01	0.6771048607568360
1985-10-01	0.4500326501187380
1986-01-01	0.7165374207949200
1986-04-01	1.0740123838870500
1986-07-01	2.1243619493316900
1986-10-01	3.4058341111821600
1987-01-01	2.5276778965162900
1987-04-01	0.6275741666461030
1987-07-01	0.3985315918406400
1987-10-01	0.8987270117832840
1988-01-01	1.6640044701178500
1988-04-01	1.2637549353398800
1988-07-01	-1.2300011955526100
1988-10-01	-3.0650766140372400
1989-01-01	-2.3254020780188800
1989-04-01	-1.4728780757797300
1989-07-01	-1.4409295602379400
1989-10-01	-0.0822032841124716
1990-01-01	0.9333842384008340
1990-04-01	1.1613670899656100
1990-07-01	0.4124421057351870
1990-10-01	-1.4680471955132600
1991-01-01	-1.3679151091109700
1991-04-01	0.2790418255629880
1991-07-01	0.3315524562090730
1991-10-01	-1.5936526034594400
1992-01-01	-2.4034148908606900
1992-04-01	-0.6136697626980800
1992-07-01	1.6361282516639300
1992-10-01	2.5405869549001400
1993-01-01	1.0996458979184400
1993-04-01	-1.4383182701273500
1993-07-01	-2.2403540273070300
1993-10-01	-1.3538260068398900
1994-01-01	-0.1454098089582490
1994-04-01	1.3606750965881700
1994-07-01	1.0428095321068100
1994-10-01	-0.6554109161838790
1995-01-01	-0.8287066294922480
1995-04-01	-1.0805754616508400
1995-07-01	-1.4506433592702000
1995-10-01	-0.4345605904284780
1996-01-01	0.0257992279484855
1996-04-01	-0.7026429593849840
1996-07-01	0.3435594336208850
1996-10-01	2.0888489663508600
1997-01-01	1.2571670904084600
1997-04-01	0.4772962712673590
1997-07-01	0.9224386931801440
1997-10-01	1.7917473375293600
1998-01-01	2.6819005330658700
1998-04-01	3.4012760571671800
1998-07-01	3.7569097591446800
1998-10-01	2.1840431536387700
1999-01-01	0.3805426673344440
1999-04-01	-0.4047467329114990
1999-07-01	-1.1713256317674200
1999-10-01	-1.4212172569622100
2000-01-01	-0.7054732108019240
2000-04-01	0.1831724188854880
2000-07-01	0.4121850245238600
2000-10-01	0.8732330886300250
2001-01-01	1.3055826693877900
2001-04-01	0.4392159542252130
2001-07-01	-0.1639352770942880
2001-10-01	0.8517381543868980
2002-01-01	1.2568940992903900
2002-04-01	0.6759068521919620
2002-07-01	0.3889347725855760
2002-10-01	-0.2342064301685440
2003-01-01	-0.2554550832638730
2003-04-01	-0.0563275368153240
2003-07-01	-0.3595397440865040
2003-10-01	-0.4388113642466610
2004-01-01	-0.5232008394501040
2004-04-01	0.8795595534609800
2004-07-01	2.7187457326049100
2004-10-01	2.0426453819755500
2005-01-01	0.7978122573820280
2005-04-01	0.7516877295007130
2005-07-01	2.0715740236275400
2005-10-01	4.1170480253490800
2006-01-01	4.5284485255707900
2006-04-01	3.5954086192409700
2006-07-01	3.3031956207635900
2006-10-01	3.4544822628389800
2007-01-01	2.9442086181548400
2007-04-01	2.2675793395484300
2007-07-01	2.1872721017336300
2007-10-01	2.4381699895074800
2008-01-01	2.3198339790134700
2008-04-01	2.2532536179619100
2008-07-01	2.0848071186845100
2008-10-01	1.0416007955199900
2009-01-01	1.1324862169138500
2009-04-01	1.6352487639404400
2009-07-01	0.7588208061668610
2009-10-01	0.2454019341633220
2010-01-01	0.5834058907248860
2010-04-01	1.3484611083693500
2010-07-01	2.0274215271676400
2010-10-01	2.5188773207156100
2011-01-01	3.1742038562442900
2011-04-01	3.0617982991996500