Quarter	Percent Change
1970-04-01	0.75536694445039100
1970-07-01	1.49940773816884000
1970-10-01	2.21588649340871000
1971-01-01	2.89046586229748000
1971-04-01	2.33490877595783000
1971-07-01	1.81810152385170000
1971-10-01	1.33038068872239000
1972-01-01	0.86363496495682000
1972-04-01	1.37949143677181000
1972-07-01	1.87685184520659000
1972-10-01	2.34889778834213000
1973-01-01	2.78998672131848000
1973-04-01	3.30318643858081000
1973-07-01	3.76766081568586000
1973-10-01	4.18025870710862000
1974-01-01	4.53987658619815000
1974-04-01	5.07630832825890000
1974-07-01	5.52921421941672000
1974-10-01	5.90107693212017000
1975-01-01	6.19695624674232000
1975-04-01	5.65012304130640000
1975-07-01	5.28822296723090000
1975-10-01	5.10690964127940000
1976-01-01	4.59555631990695000
1976-04-01	2.97053249276433000
1976-07-01	2.07269838555892000
1976-10-01	2.03278293102683000
1977-01-01	2.59458279135814000
1977-04-01	3.03164015666104000
1977-07-01	2.48227923213322000
1977-10-01	1.36092627937667000
1978-01-01	0.06662758384165990
1978-04-01	0.12814820727896100
1978-07-01	1.12110390947070000
1978-10-01	1.60734663402558000
1979-01-01	1.51301989164555000
1979-04-01	1.34468589505595000
1979-07-01	2.07852030885325000
1979-10-01	2.90628592922092000
1980-01-01	3.54346356822595000
1980-04-01	3.81971466479905000
1980-07-01	3.40053691787919000
1980-10-01	3.13906761571310000
1981-01-01	2.77307332668260000
1981-04-01	2.52364163665797000
1981-07-01	2.52318105329360000
1981-10-01	2.03407808688154000
1982-01-01	1.54740144603251000
1982-04-01	1.64759733448607000
1982-07-01	1.65756339618240000
1982-10-01	1.34022377346475000
1983-01-01	1.26072865825364000
1983-04-01	1.59460578709140000
1983-07-01	1.93975303973141000
1983-10-01	1.78353872064581000
1984-01-01	1.46915187109827000
1984-04-01	1.34706096614161000
1984-07-01	1.40680938225546000
1984-10-01	1.60942613612893000
1985-01-01	1.73633378646333000
1985-04-01	1.22297238082211000
1985-07-01	0.11306908621861000
1985-10-01	0.13381917315769900
1986-01-01	1.01299341303517000
1986-04-01	0.73881976251044200
1986-07-01	0.42893715386262000
1986-10-01	0.95986220628297500
1987-01-01	0.86855953023966800
1987-04-01	0.79405781627030000
1987-07-01	1.45753277179271000
1987-10-01	1.53361757072695000
1988-01-01	1.54728474545246000
1988-04-01	1.83013288942227000
1988-07-01	1.78144495210016000
1988-10-01	1.97911190987834000
1989-01-01	2.18026062148578000
1989-04-01	2.01729109534179000
1989-07-01	1.80481507008752000
1989-10-01	1.71482024738949000
1990-01-01	1.40168804790129000
1990-04-01	1.11349797130187000
1990-07-01	1.22250272360581000
1990-10-01	1.08446558424862000
1991-01-01	0.92064795823145300
1991-04-01	1.00618992255948000
1991-07-01	0.84566282480014200
1991-10-01	0.53989991876145900
1992-01-01	0.47036688123129200
1992-04-01	0.52279678883732800
1992-07-01	0.29037468797885600
1992-10-01	-0.37522442041256600
1993-01-01	-0.98462194438589100
1993-04-01	-1.15956690624060000
1993-07-01	-1.28857207684754000
1993-10-01	-1.45250284760936000
1994-01-01	-1.24154488474315000
1994-04-01	-0.75731053470502700
1994-07-01	-0.30517198914262100
1994-10-01	-0.08435812908064650
1995-01-01	-0.01146767426882910
1995-04-01	0.18059244771424100
1995-07-01	0.20591973842683800
1995-10-01	0.24058662819128000
1996-01-01	0.32006719982597400
1996-04-01	0.04655336738161480
1996-07-01	-0.03305127329848450
1996-10-01	0.37749386358442900
1997-01-01	0.38780518164917100
1997-04-01	-0.18611646338852800
1997-07-01	-0.47228907426367300
1997-10-01	-0.40883574480857700
1998-01-01	-0.03374600861302680
1998-04-01	0.46680243453556700
1998-07-01	0.53240496970105000
1998-10-01	0.21787367717582500
1999-01-01	-0.14659256236934700
1999-04-01	-0.15801048029821700
1999-07-01	0.10230205791489000
1999-10-01	0.11566995188846000
2000-01-01	0.07367952952923810
2000-04-01	0.11930028510421200
2000-07-01	-0.21137343883686100
2000-10-01	-0.34122132155397600
2001-01-01	-0.12117819586388500
2001-04-01	-0.29788272916854000
2001-07-01	-0.27158702525691100
2001-10-01	0.28373215626748100
2002-01-01	0.53249410223253000
2002-04-01	0.57612255903475700
2002-07-01	0.80488014054687400
2002-10-01	0.72638619178680500
2003-01-01	0.33945385750667300
2003-04-01	-0.10229495349361200
2003-07-01	-0.47412858911173000
2003-10-01	-0.63496356394333000
2004-01-01	-0.68096472652089100
2004-04-01	-0.55417002539266800
2004-07-01	-0.31169631718870900
2004-10-01	0.00849652282996975
2005-01-01	0.43533880535824100
2005-04-01	0.82493428981575400
2005-07-01	0.88673017714230400
2005-10-01	0.53942592018964100
2006-01-01	0.35574924215540800
2006-04-01	0.42524252426128300
2006-07-01	0.15422999855723800
2006-10-01	-0.51572511331109000
2007-01-01	-0.82863200590175800
2007-04-01	-0.29977070422518700
2007-07-01	0.76173092588339100
2007-10-01	1.69930899076503000
2008-01-01	1.69186454712244000
2008-04-01	1.10246485500127000
2008-07-01	0.70664516319890500
2008-10-01	0.42306894692136800
2009-01-01	13.47816697920190000
2009-04-01	0.40540802914611500
2009-07-01	-0.02044933472920150
2009-10-01	-0.47712992857932500
2010-01-01	-0.63023359392877900
2010-04-01	-0.71515769594669900
2010-07-01	-0.58678726076944900
2010-10-01	-0.19437269704996900
2011-01-01	0.02856174645682290