Quarter	Percent Change
1977-07-01	1.1669993586207900
1977-10-01	2.3070751311834200
1978-01-01	3.3825742187035000
1978-04-01	4.3625330085209300
1978-07-01	3.8354623510018600
1978-10-01	3.3618120559257000
1979-01-01	2.9312911004957300
1979-04-01	2.5357809562835300
1979-07-01	3.0998474538052200
1979-10-01	3.6145791333304700
1980-01-01	4.0752105176252400
1980-04-01	4.4793913775643700
1980-07-01	4.1870769875449700
1980-10-01	3.9225685465890600
1981-01-01	3.6819053860484800
1981-04-01	3.4618383840062100
1981-07-01	3.0990980320545200
1981-10-01	2.7664558305526100
1982-01-01	2.4589450388711400
1982-04-01	2.1724865265286900
1982-07-01	1.0942576682961400
1982-10-01	0.0615487570855206
1983-01-01	-0.9587256800879870
1983-04-01	-1.9981187534722600
1983-07-01	-1.5959949685960600
1983-10-01	-1.1718348133479000
1984-01-01	-0.7303480056025110
1984-04-01	-0.2769893920464140
1984-07-01	1.2371593258042000
1984-10-01	2.7184458801723200
1985-01-01	4.1033049207007800
1985-04-01	5.3409521380419200
1985-07-01	4.6120861259672600
1985-10-01	3.9708746705302000
1986-01-01	3.3980656522734400
1986-04-01	2.8790799782033400
1986-07-01	2.8771500142718300
1986-10-01	2.8731271603596600
1987-01-01	2.8671910887660800
1987-04-01	2.8595105104744200
1987-07-01	1.8959803623330700
1987-10-01	0.9931157617659750
1988-01-01	0.1242953060548830
1988-04-01	-0.7338471835734880
1988-07-01	-0.2369081667006290
1988-10-01	0.2660863974296890
1989-01-01	0.7676010419472490
1989-04-01	1.2601489110578900
1989-07-01	2.1684283202784400
1989-10-01	1.7007955172761700
1990-01-01	0.9817119711809190
1990-04-01	0.2217101528391130
1990-07-01	-0.4134724904326640
1990-10-01	0.2284933571913300
1991-01-01	1.8836990124114300
1991-04-01	0.2311611262476590
1991-07-01	-2.2388794097680500
1991-10-01	-0.8023704758111400
1992-01-01	-0.4550281757020480
1992-04-01	-0.2927222573229200
1992-07-01	1.3242827025210000
1992-10-01	-0.2533016282295770
1993-01-01	-1.4259066289150600
1993-04-01	-0.8787104323858010
1993-07-01	-0.0138334646650254
1993-10-01	1.0029102524809300
1994-01-01	0.1552262265853220
1994-04-01	0.5461898081920790
1994-07-01	0.5490315383224690
1994-10-01	-0.1010224379622710
1995-01-01	1.0083928939888000
1995-04-01	0.6516129120221610
1995-07-01	0.0997840809748013
1995-10-01	0.2368422911407540
1996-01-01	0.4488068108332450
1996-04-01	1.0259475329779600
1996-07-01	1.1041732129002100
1996-10-01	0.0310841889595263
1997-01-01	-0.7184203716077450
1997-04-01	0.1782814896289640
1997-07-01	0.4619242098076880
1997-10-01	0.1100740023882190
1998-01-01	-0.1970631438600050
1998-04-01	-0.2886174693357210
1998-07-01	0.4293697884712380
1998-10-01	0.2422897895732120
1999-01-01	-0.2487292032272460
1999-04-01	-0.1060484111974770
1999-07-01	-1.6237368107596600
1999-10-01	-1.9767351562983800
2000-01-01	-0.3601664223519070
2000-04-01	-0.2841583516932690
2000-07-01	0.1464478366797320
2000-10-01	1.5425376292344000
2001-01-01	1.6457494886477300
2001-04-01	2.0854537143815200
2001-07-01	2.9196220961930900
2001-10-01	1.9911587648746600
2002-01-01	0.4622213475069290
2002-04-01	-1.6972153641917500
2002-07-01	-2.3921927133909900
2002-10-01	0.3073364327792710
2003-01-01	2.0238393833412600
2003-04-01	1.3473087343134400
2003-07-01	1.2397265197389200
2003-10-01	0.0025850788091524
2004-01-01	-0.2751780345611600
2004-04-01	1.5133876917636900
2004-07-01	1.4738253366383300
2004-10-01	1.2272198400414500
2005-01-01	0.9807588939345570
2005-04-01	0.4553963205163180
2005-07-01	0.7720601499843750
2005-10-01	1.3503500813943300
2006-01-01	1.3647725025104000
2006-04-01	1.5130631432615700
2006-07-01	2.0647941887403800
2006-10-01	1.2882629028549600
2007-01-01	-0.3184682966778770
2007-04-01	-0.2475281195687650
2007-07-01	0.3550344396958600
2007-10-01	0.8708276661148890
2008-01-01	1.9240507592503600
2008-04-01	0.8844656402883900
2008-07-01	0.1703718665222860
2008-10-01	0.8463214596588820
2009-01-01	0.0735458205904425
2009-04-01	-0.7263992361189400
2009-07-01	-1.2033112341331000
2009-10-01	-1.3823211464015700
2010-01-01	0.4244975479366780
2010-04-01	2.3386727471628000
2010-07-01	2.0074725755195800
2010-10-01	0.8734404362162550
2011-01-01	0.1290607450251340
2011-04-01	0.0522763476030977
2011-07-01	0.3587732403096880