Quarter	Percent Change
1970-04-01	0.5679933733178360
1970-07-01	1.1295708590095700
1970-10-01	1.6754311069672800
1971-01-01	2.1970972911566500
1971-04-01	1.8683336164280900
1971-07-01	1.5577014178706700
1971-10-01	1.2616824856420400
1972-01-01	0.9772262296548180
1972-04-01	1.3588782315079700
1972-07-01	1.7265261374205800
1972-10-01	2.0765399970704900
1973-01-01	2.4058973812443700
1973-04-01	2.4388555557501400
1973-07-01	2.4681427990045800
1973-10-01	2.4939400879372000
1974-01-01	2.5164291369864800
1974-04-01	2.9256534237381000
1974-07-01	3.3000980427974900
1974-10-01	3.6376578497131300
1975-01-01	3.9374152446195300
1975-04-01	2.9730790599996200
1975-07-01	2.0955984684917200
1975-10-01	1.2771929307675000
1976-01-01	0.4954731879006060
1976-04-01	0.7128985919022210
1976-07-01	0.9261642432818440
1976-10-01	1.1339736921241500
1977-01-01	1.3351420550690200
1977-04-01	1.5473314963622300
1977-07-01	1.7500332725474300
1977-10-01	1.9423213168468300
1978-01-01	2.1234642647694800
1978-04-01	1.3915918732685500
1978-07-01	0.6942122795737970
1978-10-01	0.0158223604374622
1979-01-01	-0.6576774286471120
1979-04-01	-0.2356373928277080
1979-07-01	0.1912072416765020
1979-10-01	0.6174278706553800
1980-01-01	1.0376069182552500
1980-04-01	1.1203989831137600
1980-07-01	1.2003975230450200
1980-10-01	1.2774751371902800
1981-01-01	1.3515259652238400
1981-04-01	1.1460212985843400
1981-07-01	0.9476786973086470
1981-10-01	0.7551643820050890
1982-01-01	0.5672629366457030
1982-04-01	0.0658639763683644
1982-07-01	-0.4320507172901260
1982-10-01	-0.9339572173708790
1983-01-01	-1.4475080555921100
1983-04-01	-0.6912376808638560
1983-07-01	0.0868938701802491
1983-10-01	0.8690815957915140
1984-01-01	1.6371168904167700
1984-04-01	0.9743384480083050
1984-07-01	0.3346690299476720
1984-10-01	-0.2946126821561990
1985-01-01	-0.9255047302413540
1985-04-01	-0.5908380305724250
1985-07-01	-0.2489969042076230
1985-10-01	0.0965964091499520
1986-01-01	0.4423839166677980
1986-04-01	0.6947402134810920
1986-07-01	0.9424970307065050
1986-10-01	1.1838890464076400
1987-01-01	1.4173018571409700
1987-04-01	0.6552732654394510
1987-07-01	-0.0863825400147968
1987-10-01	-0.8244846988808480
1988-01-01	-1.5755019261382100
1988-04-01	-0.7349043906769600
1988-07-01	-0.6735658684047660
1988-10-01	0.4428094501974700
1989-01-01	1.1353009319404600
1989-04-01	0.7422949846709420
1989-07-01	0.3948108491209190
1989-10-01	-0.1235685653607250
1990-01-01	-0.2189759908796480
1990-04-01	0.7449710875282120
1990-07-01	1.2821813821273600
1990-10-01	1.0670538094045600
1991-01-01	1.0641968742605400
1991-04-01	1.3590796315387800
1991-07-01	1.3706290535218200
1991-10-01	1.0928363228323400
1992-01-01	0.9491743013566880
1992-04-01	0.9686977594912500
1992-07-01	1.1488881838241100
1992-10-01	1.3151000522442900
1993-01-01	0.7000744019630890
1993-04-01	-0.1243882471486880
1993-07-01	-0.0884671140985401
1993-10-01	-0.1876481071173190
1994-01-01	-0.6263656066821410
1994-04-01	-0.3566588707650870
1994-07-01	-0.5348907535537670
1994-10-01	-1.5027537285658400
1995-01-01	-1.5340871797554100
1995-04-01	-0.7748279305116360
1995-07-01	-0.3716825992837680
1995-10-01	-0.1624888778453660
1996-01-01	-0.1173008044313790
1996-04-01	-0.5367438041741630
1996-07-01	-0.6503823246180960
1996-10-01	-0.2264922429035230
1997-01-01	-0.1068062037183090
1997-04-01	-0.3700667784457520
1997-07-01	-0.7727159720298340
1997-10-01	-0.5304805760715870
1998-01-01	0.4867799318008290
1998-04-01	0.7302965745647670
1998-07-01	0.5525435495285960
1998-10-01	0.5183915984294000
1999-01-01	-0.3691314863900480
1999-04-01	-1.4026674141077600
1999-07-01	-1.4208044295605700
1999-10-01	-1.0426068574177800
2000-01-01	-0.9071313677614060
2000-04-01	-0.7423938424633340
2000-07-01	-0.6584602611125290
2000-10-01	-0.5425040018111250
2001-01-01	0.3468130066816440
2001-04-01	1.2244946072590800
2001-07-01	1.2634585524011000
2001-10-01	0.6032788827666280
2002-01-01	-0.0305204008227952
2002-04-01	0.3419723104577590
2002-07-01	0.5043101987644470
2002-10-01	0.1261872863589990
2003-01-01	0.3379876799652730
2003-04-01	0.1515365031291460
2003-07-01	-0.5887205864933140
2003-10-01	-0.7596158942807810
2004-01-01	-0.5114457321626780
2004-04-01	-0.2431979052349350
2004-07-01	0.0865126795104934
2004-10-01	0.5458738113172510
2005-01-01	0.0143590846677684
2005-04-01	-0.9584348466457400
2005-07-01	-0.8801705061226640
2005-10-01	-0.6614873389069110
2006-01-01	-0.6290893367088980
2006-04-01	-0.7426289920722150
2006-07-01	-1.0873687517012600
2006-10-01	-1.0746856944993400
2007-01-01	-0.6689446144281900
2007-04-01	-0.1483625555509580
2007-07-01	0.2737489889907020
2007-10-01	-0.0155387980034059
2008-01-01	-0.6203575246800210
2008-04-01	-0.1219278966173130
2008-07-01	0.8023827405128310
2008-10-01	0.9124027501515170
2009-01-01	1.1283454327471000
2009-04-01	1.3030323812937400
2009-07-01	0.7798479501273840
2009-10-01	0.4430762742436920
2010-01-01	0.2300435133115300
2010-04-01	-0.1558457869635570
2010-07-01	-0.3476781641151100
2010-10-01	0.0983887554943172
2011-01-01	0.6087636626946880