Quarter	Percent Change
1955-01-01	-0.49753836913281500
1955-04-01	0.60588919495334800
1955-07-01	1.34071625755550000
1955-10-01	1.81908458953025000
1956-01-01	2.03193961611073000
1956-04-01	1.55499811331168000
1956-07-01	1.37483824473330000
1956-10-01	0.66381704994245300
1957-01-01	0.40985024448946600
1957-04-01	0.57090482252961100
1957-07-01	-0.03237418999606630
1957-10-01	0.97645993139931400
1958-01-01	1.45622618446474000
1958-04-01	-0.65426157038576200
1958-07-01	-1.25244901503784000
1958-10-01	-0.05589270258359390
1959-01-01	0.45209397346086800
1959-04-01	-0.22034948115034100
1959-07-01	0.34876335574140900
1959-10-01	0.78829561990158000
1960-01-01	0.67286511061492200
1960-04-01	1.07166320773474000
1960-07-01	0.92286289329972300
1960-10-01	0.97619161424411700
1961-01-01	-0.44064415057701600
1961-04-01	-1.14519931736390000
1961-07-01	-0.11214805190869900
1961-10-01	-0.39348577858814600
1962-01-01	-0.35093138474470000
1962-04-01	0.56544110412022800
1962-07-01	0.44859791537813100
1962-10-01	0.16972318079039600
1963-01-01	0.16422829285887800
1963-04-01	-0.42214481915810000
1963-07-01	-0.40062842379631300
1963-10-01	-0.12903518778101400
1964-01-01	-0.21448740138521100
1964-04-01	0.38189405946537500
1964-07-01	0.96547445133991700
1964-10-01	0.78405059082452500
1965-01-01	-0.15448270499685500
1965-04-01	-0.39878562835321400
1965-07-01	-0.04588174844465640
1965-10-01	-0.34213520924288500
1966-01-01	0.20608036503058400
1966-04-01	1.63704397740809000
1966-07-01	1.90989436230644000
1966-10-01	1.09946143521815000
1967-01-01	0.60246185336726900
1967-04-01	1.09560651270604000
1967-07-01	1.41972648276188000
1967-10-01	0.91194548088268100
1968-01-01	0.42429111322823500
1968-04-01	0.66505737107965100
1968-07-01	1.80510367531863000
1968-10-01	1.75227698919559000
1969-01-01	1.18498718032605000
1969-04-01	1.81969661859648000
1969-07-01	2.28730554179813000
1969-10-01	2.29811546232631000
1970-01-01	1.39473017555464000
1970-04-01	0.07377566160822070
1970-07-01	0.50995937445837100
1970-10-01	0.74044880382177600
1971-01-01	-0.05065279807837980
1971-04-01	0.44110971004682100
1971-07-01	0.86541171468367800
1971-10-01	1.21330308820363000
1972-01-01	0.73002490650559000
1972-04-01	-0.35766842041365300
1972-07-01	0.73464855835178400
1972-10-01	0.87468676570838600
1973-01-01	-0.16067808271680500
1973-04-01	1.34932450962439000
1973-07-01	2.82627883283838000
1973-10-01	2.80857732665083000
1974-01-01	2.51624336739494000
1974-04-01	2.95013026890941000
1974-07-01	3.21615277554909000
1974-10-01	2.19339689167794000
1975-01-01	1.44280242842274000
1975-04-01	0.47940421474850200
1975-07-01	0.60489092533092500
1975-10-01	1.03172276690959000
1976-01-01	0.51476185052231900
1976-04-01	1.11143532164395000
1976-07-01	1.82004714076814000
1976-10-01	1.47622845455876000
1977-01-01	1.19163765299996000
1977-04-01	0.92170715429334100
1977-07-01	1.34642904123176000
1977-10-01	2.98820017565146000
1978-01-01	1.80499404852852000
1978-04-01	0.39087861241594400
1978-07-01	1.56914671031542000
1978-10-01	2.23588172828489000
1979-01-01	2.76153199482028000
1979-04-01	2.66442687834477000
1979-07-01	2.36422896159617000
1979-10-01	2.36309716942016000
1980-01-01	2.93200633943284000
1980-04-01	3.41528453952906000
1980-07-01	2.41174175302882000
1980-10-01	1.17166333093049000
1981-01-01	1.43272091797709000
1981-04-01	2.38341106931580000
1981-07-01	2.26573577445600000
1981-10-01	2.26825001518481000
1982-01-01	1.43103249290460000
1982-04-01	1.09500161725748000
1982-07-01	1.74883772415846000
1982-10-01	0.91056650953850000
1983-01-01	-0.32093000521248000
1983-04-01	-0.92857293229537500
1983-07-01	-0.23314619705606300
1983-10-01	0.79757266474026200
1984-01-01	0.59569532309189500
1984-04-01	0.61917319554078500
1984-07-01	1.10369056687350000
1984-10-01	0.88901870343200400
1985-01-01	0.73245780436635600
1985-04-01	0.44545546304268200
1985-07-01	0.34465564917585000
1985-10-01	0.81681650280552500
1986-01-01	0.50307401268831400
1986-04-01	0.13691831303506400
1986-07-01	0.50340167809044200
1986-10-01	1.24661421477032000
1987-01-01	1.17098537417380000
1987-04-01	0.68095895535940400
1987-07-01	0.93535871200350400
1987-10-01	1.04222067459639000
1988-01-01	0.91566344191716900
1988-04-01	0.99949993027621900
1988-07-01	0.93510850562854600
1988-10-01	0.51898826460903600
1989-01-01	0.39530369242465600
1989-04-01	0.09496575370653780
1989-07-01	0.43896068400551900
1989-10-01	1.17404071943599000
1990-01-01	1.02719256181312000
1990-04-01	1.35754066933017000
1990-07-01	1.60834818055803000
1990-10-01	1.21049726912149000
1991-01-01	0.62373228022494700
1991-04-01	0.23674383913426800
1991-07-01	0.45352505603017900
1991-10-01	0.57821966982581700
1992-01-01	0.40043763126147900
1992-04-01	0.18994122665467500
1992-07-01	0.17575572708890200
1992-10-01	0.21311292145956200
1993-01-01	0.02693535008409460
1993-04-01	0.03989347689915380
1993-07-01	0.76315579016557500
1993-10-01	1.41147591318676000
1994-01-01	1.01277458748367000
1994-04-01	0.36361241953867800
1994-07-01	-0.23911923421500000
1994-10-01	-0.22003298371980400
1995-01-01	0.54092210362012200
1995-04-01	0.59484362221014100
1995-07-01	0.17107112366190500
1995-10-01	0.32324976993928400
1996-01-01	0.40660976346001000
1996-04-01	0.27118543220312200
1996-07-01	0.31976864298243100
1996-10-01	0.64469473962772800
1997-01-01	0.87670013017085100
1997-04-01	0.23097506543370000
1997-07-01	0.50236982146685100
1997-10-01	1.48366795096409000
1998-01-01	1.31198486853151000
1998-04-01	0.84029564413145600
1998-07-01	0.15315271584196100
1998-10-01	-0.06925905709847080
1999-01-01	0.53757328479910500
1999-04-01	0.21835259919069600
1999-07-01	-0.12855311276447500
1999-10-01	0.51356152062337600
2000-01-01	1.04326294905674000
2000-04-01	0.89242065712585200
2000-07-01	0.49069165860887800
2000-10-01	0.42316006467395000
2001-01-01	0.64438975313080300
2001-04-01	0.53052397360687600
2001-07-01	-0.12548762138644800
2001-10-01	-0.80124832116780700
2002-01-01	-0.57401598573171900
2002-04-01	-0.06370197915426860
2002-07-01	-0.31732768264394400
2002-10-01	-0.08862582234859640
2003-01-01	0.25378292290607700
2003-04-01	0.18441911938730000
2003-07-01	0.44444635861163800
2003-10-01	0.26804026671951100
2004-01-01	-0.00808796580138125
2004-04-01	0.90974598228038800
2004-07-01	1.32584554269470000
2004-10-01	0.03026975458981160
2005-01-01	-0.54050762518534700
2005-04-01	0.62851911494306000
2005-07-01	0.93868646579678800
2005-10-01	0.70093107091321600
2006-01-01	0.97928890333792700
2006-04-01	0.66577782880122400
2006-07-01	0.82408764645273700
2006-10-01	1.32833355313736000
2007-01-01	1.17984165575209000
2007-04-01	0.38765066065426000
2007-07-01	0.02509841059559620
2007-10-01	1.12347676526965000
2008-01-01	1.59195522558060000
2008-04-01	0.38678165776731400
2008-07-01	-0.33375142580228800
2008-10-01	0.01376321897877340
2009-01-01	0.34875882942560400
2009-04-01	0.00530788494528190
2009-07-01	-0.72475197601952700
2009-10-01	-1.09073833560797000
2010-01-01	-0.59055113748646100
2010-04-01	0.27098110784722600
2010-07-01	0.46812607899314600
2010-10-01	0.54419369946353500
2011-01-01	0.55067297943309800
2011-04-01	0.15295538093358700
2011-07-01	-0.09782562069270610