Quarter	Percent Change
1970-04-01	0.1260007835470170
1970-07-01	0.2516852071230060
1970-10-01	0.3765803957349540
1971-01-01	0.5002229444496260
1971-04-01	1.0936081704736600
1971-07-01	1.6712052234649200
1971-10-01	2.2234746102640800
1972-01-01	2.7422411472119900
1972-04-01	2.0221254123830200
1972-07-01	1.3479450094048300
1972-10-01	0.7043491360887480
1973-01-01	0.0781308480796301
1973-04-01	3.3621497678629400
1973-07-01	6.4300420407371600
1973-10-01	9.0268659335298700
1974-01-01	11.0176193784396000
1974-04-01	8.4151317515454300
1974-07-01	6.3700107802060700
1974-10-01	4.6799538957295900
1975-01-01	3.2206438890070700
1975-04-01	3.8348763658489800
1975-07-01	4.3815705110129600
1975-10-01	4.8570792913671900
1976-01-01	5.2609813023094300
1976-04-01	5.3533246438082700
1976-07-01	5.4185415811054200
1976-10-01	5.4599288039301600
1977-01-01	5.4805942897383100
1977-04-01	4.7680974295456800
1977-07-01	4.1428289128793900
1977-10-01	3.5859993051690900
1978-01-01	3.0834017475473200
1978-04-01	3.1971234619012100
1978-07-01	3.2976456892725000
1978-10-01	3.3855725314634600
1979-01-01	3.4615784799985700
1979-04-01	4.2480779132895900
1979-07-01	4.9405167399196700
1979-10-01	5.5327183914538200
1980-01-01	6.0242131150830900
1980-04-01	5.5703801120880700
1980-07-01	5.1708047228942500
1980-10-01	4.8161163077531600
1981-01-01	4.4989786510236600
1981-04-01	5.7684047271529900
1981-07-01	6.8371312456272500
1981-10-01	7.6943805329429000
1982-01-01	8.3469329481140600
1982-04-01	6.7728313792142000
1982-07-01	5.4712126743387000
1982-10-01	4.3606299577543200
1983-01-01	3.3862011722009400
1983-04-01	4.3282503370714000
1983-07-01	5.1579581751144200
1983-10-01	5.8647311815101000
1984-01-01	6.4464339129744200
1984-04-01	5.4323993175243800
1984-07-01	4.5609918342598500
1984-10-01	3.7963377443789300
1985-01-01	3.1124758893880400
1985-04-01	2.8455614820246100
1985-07-01	2.5986516486454000
1985-10-01	2.3689139478145000
1986-01-01	2.1539699253914800
1986-04-01	2.8296837818405200
1986-07-01	3.4531033693202600
1986-10-01	4.0157234636226200
1987-01-01	4.5123974643546100
1987-04-01	4.0398680278401800
1987-07-01	3.6160797730898000
1987-10-01	3.2322778465884900
1988-01-01	2.8815336501501000
1988-04-01	3.3694260579135300
1988-07-01	3.8096614679371000
1988-10-01	4.1997310703002900
1989-01-01	4.5389844515933700
1989-04-01	5.1390372169459400
1989-07-01	5.6460175144941300
1989-10-01	6.0619286311007300
1990-01-01	6.3920944208701600
1990-04-01	5.3596942890097000
1990-07-01	4.4716669855143000
1990-10-01	3.6912301565642500
1991-01-01	2.9917599244922600
1991-04-01	2.9119609184784000
1991-07-01	2.8364712270235700
1991-10-01	2.7649503441673800
1992-01-01	2.6970927419819800
1992-04-01	3.9776633512830000
1992-07-01	5.1252032971472300
1992-10-01	6.1116730247889900
1993-01-01	6.9247927493203800
1993-04-01	5.0527769508904000
1993-07-01	3.4546758725269300
1993-10-01	2.0294885315733000
1994-01-01	0.7053487057791200
1994-04-01	1.1575550271702900
1994-07-01	1.5962245082293900
1994-10-01	2.0159607217067400
1995-01-01	2.4121480177533000
1995-04-01	2.1023268219476600
1995-07-01	1.8112415487100100
1995-10-01	1.5356300372842900
1996-01-01	1.2726969444513800
1996-04-01	1.7496803922845500
1996-07-01	2.2040932589881800
1996-10-01	2.6306123833039400
1997-01-01	3.0250858205898800
1997-04-01	2.1286422880009700
1997-07-01	1.2934894315239200
1997-10-01	0.4962839644889230
1998-01-01	-0.2829995242711260
1998-04-01	-0.4551560721915160
1998-07-01	-0.6293740708770320
1998-10-01	-0.8065873902037780
1999-01-01	-0.9877818159756350
1999-04-01	-0.6023813897142650
1999-07-01	-0.2083817344344970
1999-10-01	0.1896637695646400
2000-01-01	0.5870310246108260
2000-04-01	0.5959711968559860
2000-07-01	2.0818068668172100
2000-10-01	-0.1042294906225550
2001-01-01	-1.8363365892839400
2001-04-01	1.0474912580215400
2001-07-01	2.5824249578752300
2001-10-01	5.1683432736767600
2002-01-01	7.9881808130911400
2002-04-01	4.7632911239085200
2002-07-01	1.1983308052973800
2002-10-01	-0.7605591567213930
2003-01-01	-2.0955496537820300
2003-04-01	-0.9092790934944760
2003-07-01	1.3432428996773900
2003-10-01	1.5519069900288900
2004-01-01	0.1339543529700120
2004-04-01	0.4477607382751700
2004-07-01	2.4420266480170800
2004-10-01	1.3743088769605500
2005-01-01	-2.4884584071434200
2005-04-01	-2.8427090728482700
2005-07-01	-0.4697862267324210
2005-10-01	2.3341905640002200
2006-01-01	4.4887984853861400
2006-04-01	3.0041613751727800
2006-07-01	1.1146359527942800
2006-10-01	1.4061807614177900
2007-01-01	2.5866897352340300
2007-04-01	2.8582058507357000
2007-07-01	1.6283603456053800
2007-10-01	1.5092529039226800
2008-01-01	2.6884106579504800
2008-04-01	2.3128973442422600
2008-07-01	1.8882668421220200
2008-10-01	-0.1133566222644560
2009-01-01	-3.1679941206450800
2009-04-01	-2.2021338822920000
2009-07-01	-0.7334016622948940
2009-10-01	2.3499018946594700
2010-01-01	6.5744909459979900
2010-04-01	3.6926185359325400
2010-07-01	-1.3601171613382000
2010-10-01	-2.7874977940988200
2011-01-01	-1.8443975947023600
2011-04-01	0.5371127869894840