Quarter	Percent Change
1970-04-01	0.8227861092870290
1970-07-01	1.6321433253036600
1970-10-01	2.4088982391190600
1971-01-01	3.1363136636899400
1971-04-01	2.6144384579792400
1971-07-01	2.1321916234697300
1971-10-01	1.6807201947024000
1972-01-01	1.2527073573200900
1972-04-01	1.6996367768783700
1972-07-01	2.1259316193558400
1972-10-01	2.5269108713270300
1973-01-01	2.8988928341793100
1973-04-01	3.4939698949335700
1973-07-01	4.0299115019588200
1973-10-01	4.5023684641960300
1974-01-01	4.9098755373446700
1974-04-01	5.2812475959166800
1974-07-01	5.5873257439519900
1974-10-01	5.8324503384920000
1975-01-01	6.0220068394275300
1975-04-01	5.9051187063525700
1975-07-01	5.2452862288085200
1975-10-01	4.5839788645078200
1976-01-01	3.9967182467170600
1976-04-01	2.8210504633093100
1976-07-01	2.2844867941571500
1976-10-01	2.2024273235018700
1977-01-01	2.3753634778516600
1977-04-01	2.7018505419021000
1977-07-01	2.4652669607917800
1977-10-01	1.3945077459147900
1978-01-01	0.0260064733855342
1978-04-01	-0.0324239501014207
1978-07-01	1.0622418741392900
1978-10-01	2.1940075808308000
1979-01-01	2.1687612595443800
1979-04-01	1.1661785418805700
1979-07-01	1.5555894504456200
1979-10-01	2.8664794890147700
1980-01-01	3.9620756203067200
1980-04-01	4.3840386582203200
1980-07-01	3.7009233475245700
1980-10-01	3.1045416342877500
1981-01-01	2.7311712711102400
1981-04-01	2.4479932026723800
1981-07-01	2.3196078649654000
1981-10-01	2.0174851801509200
1982-01-01	1.7391228080957800
1982-04-01	1.7658475225796000
1982-07-01	1.5267478868722400
1982-10-01	0.9413305134426960
1983-01-01	1.2350397274242600
1983-04-01	2.1250196040397100
1983-07-01	2.7063697749848900
1983-10-01	2.3443329348414700
1984-01-01	1.3954465863486600
1984-04-01	1.2391815175033400
1984-07-01	1.5739977844178500
1984-10-01	1.7448209946047100
1985-01-01	1.7359658406115200
1985-04-01	1.5062184301558200
1985-07-01	1.1355838745691100
1985-10-01	1.0030640545201800
1986-01-01	1.0451786344917100
1986-04-01	0.7261263334345900
1986-07-01	0.6980494344282810
1986-10-01	1.5207054184386800
1987-01-01	1.7853188223954100
1987-04-01	1.4824204624794800
1987-07-01	1.4073228489427300
1987-10-01	1.4103709911774000
1988-01-01	2.0064922460161400
1988-04-01	2.3221542966357800
1988-07-01	2.1379663151137300
1988-10-01	2.0388522760543300
1989-01-01	1.8982997477451400
1989-04-01	1.9485050491436000
1989-07-01	1.7567287974047600
1989-10-01	1.5355832397817800
1990-01-01	1.4972664840777100
1990-04-01	1.5962107924819600
1990-07-01	1.8923890466882700
1990-10-01	1.7444555468877800
1991-01-01	1.3227618468621800
1991-04-01	0.9666080272262640
1991-07-01	0.5306917264681790
1991-10-01	0.1116693313550480
1992-01-01	-0.0869084206823542
1992-04-01	-0.1622825456360110
1992-07-01	-0.5022397891370160
1992-10-01	-0.8604485435262550
1993-01-01	-1.0603305222356500
1993-04-01	-1.2816044297031200
1993-07-01	-1.2388196490984600
1993-10-01	-1.1836301736888300
1994-01-01	-0.9337899374745360
1994-04-01	-0.0910290174326476
1994-07-01	0.4844844669074860
1994-10-01	0.4879210199416280
1995-01-01	0.3791805976164510
1995-04-01	0.2165299469785800
1995-07-01	-0.0936644758523201
1995-10-01	-0.1722979616012990
1996-01-01	-0.0924429803945488
1996-04-01	-0.0883405015038007
1996-07-01	0.2414014193089620
1996-10-01	0.7988111238397360
1997-01-01	0.5395230652168930
1997-04-01	-0.3638760337040080
1997-07-01	-0.5532976476977420
1997-10-01	-0.0605163976833737
1998-01-01	0.6203997073322310
1998-04-01	1.1451018708345200
1998-07-01	1.0834582851341500
1998-10-01	0.6351100003147060
1999-01-01	0.3292986059275450
1999-04-01	0.3411805580578850
1999-07-01	0.4668327426528120
1999-10-01	0.6108601486781680
2000-01-01	0.8764656799931640
2000-04-01	0.9142951838487330
2000-07-01	0.4944362611381510
2000-10-01	0.4523768428367020
2001-01-01	0.7210483955889140
2001-04-01	0.4857926603435510
2001-07-01	0.4446221412370940
2001-10-01	0.8720849178207640
2002-01-01	0.6988000031971120
2002-04-01	0.4125821020791940
2002-07-01	0.8259823390329660
2002-10-01	0.8664196649567480
2003-01-01	0.7469374927534800
2003-04-01	0.9609018134499100
2003-07-01	0.4299309851745170
2003-10-01	-0.4057663212893340
2004-01-01	-0.6704329505936890
2004-04-01	-0.5296588576452570
2004-07-01	-0.1361927231480270
2004-10-01	0.4253335704686680
2005-01-01	0.8071708379170270
2005-04-01	1.0296552233604100
2005-07-01	1.1387845112531800
2005-10-01	0.8321437095413350
2006-01-01	0.6957601967920950
2006-04-01	0.8583168449793300
2006-07-01	0.5408517729118730
2006-10-01	-0.0953823740612978
2007-01-01	-0.3993957939358600
2007-04-01	-0.0675252988257569
2007-07-01	0.9606738050695110
2007-10-01	2.0200558475980700
2008-01-01	2.1420409989266100
2008-04-01	1.5631162270634600
2008-07-01	1.5269505943725600
2008-10-01	1.8748481242231200
2009-01-01	1.9320932588214500
2009-04-01	1.9221841221121500
2009-07-01	1.3827470586268200
2009-10-01	0.5038262290754730
2010-01-01	0.1016005279624050
2010-04-01	-0.0281738832311416
2010-07-01	-0.1436490238658800
2010-10-01	0.0918385266416170
2011-01-01	0.5101262909110920