Quarter	Percent Change
1970-04-01	1.8571352572900800
1970-07-01	1.6477799578695400
1970-10-01	1.6648149732342700
1971-01-01	1.7765844642549400
1971-04-01	1.7538011161221800
1971-07-01	1.9022835743482400
1971-10-01	2.0684820483114500
1972-01-01	2.2033230837491800
1972-04-01	2.4450574369454100
1972-07-01	2.6642544733004000
1972-10-01	2.5846756408697500
1973-01-01	2.2228097797153100
1973-04-01	2.0421679875261300
1973-07-01	2.1073137428383500
1973-10-01	2.3509374515227100
1974-01-01	2.6500723451092300
1974-04-01	2.6702906311085300
1974-07-01	2.2388863308888700
1974-10-01	1.7214897966344900
1975-01-01	1.3514922596633400
1975-04-01	0.8348140027333410
1975-07-01	0.4904226780567150
1975-10-01	0.5597736041749200
1976-01-01	0.5585163116651150
1976-04-01	0.4541657175397330
1976-07-01	0.5954602250030640
1976-10-01	0.6296216365112260
1977-01-01	0.5721826325292910
1977-04-01	0.8306359074483200
1977-07-01	0.9454776498618630
1977-10-01	0.9955474301090920
1978-01-01	1.2015101588350800
1978-04-01	1.1396935959559600
1978-07-01	0.9471660816358660
1978-10-01	1.0532360129175900
1979-01-01	1.3287299240586300
1979-04-01	1.6346794812959500
1979-07-01	2.0681290769897700
1979-10-01	2.2439052537860900
1980-01-01	2.3006858722262400
1980-04-01	2.4603509874057600
1980-07-01	2.2906213492605600
1980-10-01	1.8703352562550100
1981-01-01	1.4895570932515400
1981-04-01	1.3638460408444500
1981-07-01	1.4770818766055900
1981-10-01	1.6293400146310600
1982-01-01	1.6144165025015500
1982-04-01	1.2495696377429300
1982-07-01	0.7288617598956510
1982-10-01	0.1199310346712190
1983-01-01	-0.3151381934556820
1983-04-01	-0.2414160504189950
1983-07-01	0.0243290274793234
1983-10-01	0.3007463306595830
1984-01-01	0.6322338904484920
1984-04-01	0.7695110284657980
1984-07-01	0.3808970414698540
1984-10-01	-0.1980338611661960
1985-01-01	-0.4265482588925550
1985-04-01	-0.2039977120584410
1985-07-01	0.4372668935204020
1985-10-01	1.0451566892624200
1986-01-01	0.9621540612211260
1986-04-01	0.3898214295456110
1986-07-01	0.1175575876641680
1986-10-01	0.2390720983666130
1987-01-01	0.4175307969079050
1987-04-01	0.5467052203645410
1987-07-01	0.7187282718917550
1987-10-01	0.9678582216721540
1988-01-01	1.0426809572662600
1988-04-01	0.8238829775534660
1988-07-01	0.5123587896153220
1988-10-01	0.2448678071509400
1989-01-01	0.3013935560974650
1989-04-01	0.7758006068358860
1989-07-01	1.1009011314533100
1989-10-01	1.2179498434618800
1990-01-01	1.5353304860292800
1990-04-01	1.8653056530554700
1990-07-01	1.9730100288320800
1990-10-01	1.9776786409160400
1991-01-01	2.0148409779147400
1991-04-01	1.9648521180539800
1991-07-01	1.8195467995817200
1991-10-01	1.7432828703998600
1992-01-01	1.6375898273342400
1992-04-01	1.7230098392943900
1992-07-01	1.9942453617859200
1992-10-01	2.2237899281034600
1993-01-01	2.3169784580264400
1993-04-01	2.0164510528811900
1993-07-01	1.6318822821067100
1993-10-01	1.1962039656969000
1994-01-01	0.7606023471382650
1994-04-01	0.8246690467707270
1994-07-01	1.1249752368912700
1994-10-01	1.4212940835823700
1995-01-01	1.6975919828064000
1995-04-01	1.7749843569393600
1995-07-01	1.7186313257089800
1995-10-01	1.4770361403800600
1996-01-01	1.0739051514417400
1996-04-01	0.8425232714952420
1996-07-01	0.7409519842849460
1996-10-01	0.5291844253646240
1997-01-01	0.0636947464000028
1997-04-01	-0.3933996514578580
1997-07-01	-0.4098019701620180
1997-10-01	-0.2740882864841650
1998-01-01	-0.1063298552213650
1998-04-01	0.1295513477919900
1998-07-01	0.1040222145045360
1998-10-01	-0.1306581736721300
1999-01-01	-0.3031553232370720
1999-04-01	-0.4001058582438350
1999-07-01	-0.3587986349559380
1999-10-01	0.0363348452832679
2000-01-01	0.6203414486043120
2000-04-01	0.9344947440816880
2000-07-01	0.8289963960584500
2000-10-01	0.5565211292482160
2001-01-01	0.2720115535992730
2001-04-01	0.0189660695298717
2001-07-01	-0.1429871078342300
2001-10-01	-0.2629925687977010
2002-01-01	-0.0665611100327011
2002-04-01	0.3850221794652320
2002-07-01	0.5817458985063110
2002-10-01	0.6515689086929800
2003-01-01	0.5598450082171790
2003-04-01	0.1440552977463230
2003-07-01	-0.0803096344348622
2003-10-01	0.0140684538459753
2004-01-01	0.2590853864207840
2004-04-01	0.7155866540560240
2004-07-01	0.8983730915234470
2004-10-01	0.6903225863388800
2005-01-01	0.3850505558926630
2005-04-01	0.1128727220875820
2005-07-01	0.3058848884368140
2005-10-01	0.6697805672699170
2006-01-01	0.4113457901833000
2006-04-01	-0.2151802911481530
2006-07-01	-0.3469366779471910
2006-10-01	0.1299578222551800
2007-01-01	0.8850157025637300
2007-04-01	1.2846194980334700
2007-07-01	0.8731515489377700
2007-10-01	0.2551107891236510
2008-01-01	0.1898258296681450
2008-04-01	0.6708168945552180
2008-07-01	1.0271774353948200
2008-10-01	0.9997173386911940
2009-01-01	0.7656268013318600
2009-04-01	0.3495781877007360
2009-07-01	-0.0245492041728878
2009-10-01	-0.1043209660234800
2010-01-01	-0.0611791004109625
2010-04-01	0.0527378429605223
2010-07-01	0.3543806591276930
2010-10-01	0.5100604429565760
2011-01-01	0.4006977439225040