Quarter	Percent Change
1970-04-01	0.7345636675976110
1970-07-01	1.4584144644270500
1970-10-01	2.1561756632918300
1971-01-01	2.8142214005038600
1971-04-01	2.3313899820984300
1971-07-01	1.8817189652717700
1971-10-01	1.4577329744836300
1972-01-01	1.0531496513311900
1972-04-01	1.4197581592911500
1972-07-01	1.7721819146195500
1972-10-01	2.1071380183134100
1973-01-01	2.4219205986611600
1973-04-01	2.7481902698409600
1973-07-01	3.0479662609939200
1973-10-01	3.3200533972769200
1974-01-01	3.5639681201355900
1974-04-01	5.4454107810476100
1974-07-01	7.0647939575472800
1974-10-01	8.3737975145114000
1975-01-01	9.3647908842073400
1975-04-01	6.9636855297235300
1975-07-01	5.0152322125425000
1975-10-01	3.3520257103634500
1976-01-01	1.8657907579940300
1976-04-01	2.1825215178927800
1976-07-01	2.4793147824222800
1976-10-01	2.7544335534561400
1977-01-01	3.0067171056360300
1977-04-01	2.7736377955658100
1977-07-01	2.5573902937028500
1977-10-01	2.3557515488907100
1978-01-01	2.1668389814032300
1978-04-01	2.3504347620528900
1978-07-01	2.5207383892951000
1978-10-01	2.6775252758102900
1979-01-01	2.8207644159550300
1979-04-01	4.1174030609674200
1979-07-01	5.2742633170949300
1979-10-01	6.2635911639517700
1980-01-01	7.0740699228956500
1980-04-01	5.5446880145385100
1980-07-01	4.2471764552987400
1980-10-01	3.1089088680252200
1981-01-01	2.0790417056499500
1981-04-01	2.0137442531479200
1981-07-01	1.9514925055558500
1981-10-01	1.8920683579823900
1982-01-01	1.8352738634936200
1982-04-01	1.7046870006046200
1982-07-01	1.5802373171699600
1982-10-01	1.4612686274860400
1983-01-01	1.3471968031459400
1983-04-01	2.3162620936509000
1983-07-01	1.5754484446821600
1983-10-01	0.8475722234767290
1984-01-01	1.6197904374059300
1984-04-01	2.4900620719152600
1984-07-01	1.6228446204666600
1984-10-01	0.5158720712486500
1985-01-01	1.2281473132803900
1985-04-01	1.7606714480189900
1985-07-01	1.4185527966853300
1985-10-01	0.2288965773948200
1986-01-01	-0.8433801615965550
1986-04-01	0.2029360087882150
1986-07-01	1.4407425903698100
1986-10-01	1.5853972209148700
1987-01-01	0.8484928959941950
1987-04-01	-0.3054322698923800
1987-07-01	1.0745322912208100
1987-10-01	3.6058990385281700
1988-01-01	2.4692865108870700
1988-04-01	0.1535121069411000
1988-07-01	0.6200464093918600
1988-10-01	3.2157833456556400
1989-01-01	3.9931692579960900
1989-04-01	2.2577162378604100
1989-07-01	1.8995311257069700
1989-10-01	2.3943459115893800
1990-01-01	2.1959838264465900
1990-04-01	2.7371211901840800
1990-07-01	3.4582673784379300
1990-10-01	2.4280420812683300
1991-01-01	0.9726242684484930
1991-04-01	1.6784922937183200
1991-07-01	2.7297325872329400
1991-10-01	2.0865114133458800
1992-01-01	0.7062589008402490
1992-04-01	0.3173031347560390
1992-07-01	0.8388434591278070
1992-10-01	1.0667155495254900
1993-01-01	1.1273542936757800
1993-04-01	-0.1378707783452490
1993-07-01	-1.7797217288038800
1993-10-01	-0.7489011633394090
1994-01-01	0.6310347778668800
1994-04-01	-0.0949139593822629
1994-07-01	-0.2295647742110930
1994-10-01	-0.0769127037686417
1995-01-01	-0.0232101975321053
1995-04-01	0.5452979195668160
1995-07-01	0.3649451260148030
1995-10-01	-0.0487274346830054
1996-01-01	-0.3799592613944040
1996-04-01	0.1544354982315810
1996-07-01	1.3072940538331000
1996-10-01	0.8431852251538740
1997-01-01	0.0651710536315593
1997-04-01	0.9571996390511980
1997-07-01	0.8653591108162910
1997-10-01	0.6011514104086610
1998-01-01	1.7734317828742500
1998-04-01	1.5394276401132400
1998-07-01	0.2412527828962230
1998-10-01	-0.4056670893611660
1999-01-01	0.4115567080879390
1999-04-01	1.3466973778582800
1999-07-01	0.8820723045444120
1999-10-01	0.6314293984670700
2000-01-01	0.5016852818880900
2000-04-01	0.3913123524131290
2000-07-01	1.3057707973405000
2000-10-01	1.6558581614502800
2001-01-01	1.0516252337929300
2001-04-01	0.6120869328098820
2001-07-01	0.6114082229161680
2001-10-01	0.1635598387702860
2002-01-01	0.1080243076045670
2002-04-01	1.0892569204245600
2002-07-01	0.5685329799160580
2002-10-01	-0.3108452986581040
2003-01-01	0.2948178282944560
2003-04-01	1.2470850159501000
2003-07-01	1.0936444288709100
2003-10-01	0.2185897624630840
2004-01-01	-0.1856002611385080
2004-04-01	-0.3988014104411970
2004-07-01	0.0650099096532040
2004-10-01	0.2080879768200400
2005-01-01	-0.0928657754404297
2005-04-01	0.4844442314256040
2005-07-01	0.3689768799647510
2005-10-01	-0.1816898415167230
2006-01-01	-0.1710200974816030
2006-04-01	-0.1360041940810870
2006-07-01	0.3632656686528750
2006-10-01	1.0364248194423500
2007-01-01	1.0867059810108600
2007-04-01	0.6634800228994820
2007-07-01	0.2585269433949020
2007-10-01	0.2029083217974630
2008-01-01	-0.0658957754990258
2008-04-01	0.0980321559000547
2008-07-01	0.7579684951137370
2008-10-01	1.1335480562889100
2009-01-01	1.6120253206879200
2009-04-01	1.1255516130445500
2009-07-01	0.4562143675622250
2009-10-01	1.2006994450549000
2010-01-01	1.4779472992555700
2010-04-01	0.3042813785162860
2010-07-01	0.1910943466482760
2010-10-01	0.9786486633912840
2011-01-01	0.7167816917774320