Quarter	Percent Change
1976-04-01	0.17745487689366200
1976-07-01	0.35428106476003800
1976-10-01	0.52954549913722200
1977-01-01	0.70234147253263200
1977-04-01	1.71718417701930000
1977-07-01	2.69072070137573000
1977-10-01	3.59647552755127000
1978-01-01	4.41398518613996000
1978-04-01	2.29183157166420000
1978-07-01	0.34829200934010200
1978-10-01	-1.53854083081771000
1979-01-01	-3.47767018385034000
1979-04-01	-2.05525163742909000
1979-07-01	-0.51818367046711200
1979-10-01	1.06754309096071000
1980-01-01	2.62791485849262000
1980-04-01	2.83604992376699000
1980-07-01	3.02566658853106000
1980-10-01	3.19677317012100000
1981-01-01	3.34965684023209000
1981-04-01	2.31180564263716000
1981-07-01	1.35128088262168000
1981-10-01	0.43708669278552400
1982-01-01	-0.45709343703250900
1982-04-01	-0.59657370010655400
1982-07-01	-0.73835987177020000
1982-10-01	-0.88308604925529600
1983-01-01	-1.03142830603748000
1983-04-01	-0.17138571760367500
1983-07-01	0.70060692602020500
1983-10-01	1.56195068438338000
1984-01-01	2.39082526733528000
1984-04-01	1.82964757453888000
1984-07-01	1.30050106760072000
1984-10-01	0.79390442446457400
1985-01-01	0.30160920583036700
1985-04-01	0.36531984312244800
1985-07-01	0.42837249638146500
1985-10-01	0.49065306818669200
1986-01-01	0.55205218174687500
1986-04-01	0.47646414892676300
1986-07-01	0.40199166701708200
1986-10-01	0.32845823887591500
1987-01-01	0.25569443838247400
1987-04-01	0.10157651437361300
1987-07-01	-0.05183661396460400
1987-10-01	-0.20525306535742900
1988-01-01	-0.35938028435675900
1988-04-01	-0.28923781477502000
1988-07-01	-0.17433317940054300
1988-10-01	0.16384979099724400
1989-01-01	0.63218825777877000
1989-04-01	1.07348011712970000
1989-07-01	1.25238884164604000
1989-10-01	1.13611375535889000
1990-01-01	0.86109714681744200
1990-04-01	0.64857059789612400
1990-07-01	0.64028806728249900
1990-10-01	0.71843833036527400
1991-01-01	0.83247909015432600
1991-04-01	0.85426527956592400
1991-07-01	0.77344463960919800
1991-10-01	0.83156294629832800
1992-01-01	0.86673516683105800
1992-04-01	0.91403027587070000
1992-07-01	1.07682965902353000
1992-10-01	1.20752270537130000
1993-01-01	1.26822888405470000
1993-04-01	1.13322177652758000
1993-07-01	0.89325627547230400
1993-10-01	0.55250225347063300
1994-01-01	0.21044145047851200
1994-04-01	0.01960865747713840
1994-07-01	-0.21900246418358100
1994-10-01	-0.34826936384183900
1995-01-01	-0.24012245031527600
1995-04-01	-0.11495806953914300
1995-07-01	-0.00110693787160854
1995-10-01	0.08375376715225210
1996-01-01	0.09702840718837500
1996-04-01	0.15708248167116100
1996-07-01	0.13394314294111700
1996-10-01	-0.07714179127759570
1997-01-01	-0.31962575041533200
1997-04-01	-0.50772132878515500
1997-07-01	-0.50624079308373800
1997-10-01	-0.25340042873511400
1998-01-01	0.07028636523729000
1998-04-01	0.26782374016940500
1998-07-01	0.34196466470172900
1998-10-01	0.35345770824017100
1999-01-01	0.33024573106962000
1999-04-01	0.38663947435502700
1999-07-01	0.51490977369845500
1999-10-01	0.44410455512697000
2000-01-01	0.14784710535703200
2000-04-01	-0.13928587240479500
2000-07-01	-0.31431154461815700
2000-10-01	-0.26155253531415800
2001-01-01	0.03319350735517730
2001-04-01	0.30774799061744900
2001-07-01	0.33337076953433000
2001-10-01	0.18445809488571000
2002-01-01	-0.03221137847944210
2002-04-01	-0.19321666322158500
2002-07-01	-0.06507758549492330
2002-10-01	0.28259931193111000
2003-01-01	0.66768490404223600
2003-04-01	0.94942895275559500
2003-07-01	0.90836453865571600
2003-10-01	0.59933322117554200
2004-01-01	0.30620851061675000
2004-04-01	0.18314766955411000
2004-07-01	0.32518286938571600
2004-10-01	0.58904662152412600
2005-01-01	0.61169784245162400
2005-04-01	0.51646243945871800
2005-07-01	0.41347492470821000
2005-10-01	0.24679599772935000
2006-01-01	0.22278889623474200
2006-04-01	0.21956327375522000
2006-07-01	0.11650804265315500
2006-10-01	0.10605090953779200
2007-01-01	0.22141229554914600
2007-04-01	0.38902913351072100
2007-07-01	0.57272069766648900
2007-10-01	0.75515302655373100
2008-01-01	0.99648307362182200
2008-04-01	1.35334131258792000
2008-07-01	1.60499584518457000
2008-10-01	1.55717582869975000
2009-01-01	1.25109244513514000
2009-04-01	0.77782644122474800
2009-07-01	0.36298116265195000
2009-10-01	0.13680306238877500
2010-01-01	0.03190418797695590
2010-04-01	-0.03902955809149250
2010-07-01	-0.09778046102746180
2010-10-01	-0.10031705384552300
2011-01-01	-0.07743341991971160