Quarterly Percent Change
1977-07-01 1.08763613191452000
1977-10-01 2.15186781236808000
1978-01-01 3.15980679331924000
1978-04-01 4.08402835802909000
1978-07-01 3.80468199574709000
1978-10-01 3.55049877296558000
1979-01-01 3.31796179869857000
1979-04-01 3.10416776160491000
1979-07-01 3.55461821052408000
1979-10-01 3.95784008428383000
1980-01-01 4.31239994048300000
1980-04-01 4.61847398538063000
1980-07-01 4.23779701801792000
1980-10-01 3.89590600630605000
1981-01-01 3.58657353200385000
1981-04-01 3.30480121504483000
1981-07-01 3.18758614623010000
1981-10-01 3.07798095307125000
1982-01-01 2.97526595586399000
1982-04-01 2.87880935449689000
1982-07-01 1.65848314658715000
1982-10-01 0.51025086211073100
1983-01-01 -0.60782307103575000
1983-04-01 -1.73384535379050000
1983-07-01 -1.20099420430830000
1983-10-01 -0.64530044989782100
1984-01-01 -0.07549461411034180
1984-04-01 0.49887897847336000
1984-07-01 2.01231794846375000
1984-10-01 3.45863468199600000
1985-01-01 4.77934668954997000
1985-04-01 5.93216265380772000
1985-07-01 5.09604229527173000
1985-10-01 4.36945181529240000
1986-01-01 3.72711093372629000
1986-04-01 3.15028363760781000
1986-07-01 3.23828234409950000
1986-10-01 3.31513938347776000
1987-01-01 3.38147137472353000
1987-04-01 3.43792589728932000
1987-07-01 2.52776925088625000
1987-10-01 1.68917908073330000
1988-01-01 0.89774520679313300
1988-04-01 0.13317507383386900
1988-07-01 0.18280362933170600
1988-10-01 0.23218488806597600
1989-01-01 0.28124667096879900
1989-04-01 0.32991844405817300
1989-07-01 1.08091443390178000
1989-10-01 0.72505079155886200
1990-01-01 0.36378527040830500
1990-04-01 0.54838847010765800
1990-07-01 0.74413182040570500
1990-10-01 0.87320226227227400
1991-01-01 0.91723701109516600
1991-04-01 -0.39327724403031800
1991-07-01 -1.52028510427135000
1991-10-01 -0.69920768610907400
1992-01-01 0.20449843613125000
1992-04-01 0.15114648068303600
1992-07-01 0.14840104882634000
1992-10-01 -0.02192024941881480
1993-01-01 -0.73771877336803100
1993-04-01 -0.92595555777551700
1993-07-01 -0.10748398732178400
1993-10-01 0.74194571226988300
1994-01-01 1.17250549001818000
1994-04-01 1.11520819937765000
1994-07-01 0.28123718896538200
1994-10-01 -0.05331317072847040
1995-01-01 0.08473679206138480
1995-04-01 0.15094382667349500
1995-07-01 0.63254449389504800
1995-10-01 0.75872875359482900
1996-01-01 0.63317848687548200
1996-04-01 1.04392350626281000
1996-07-01 1.32047347786354000
1996-10-01 0.45625406602180900
1997-01-01 -0.21417157669738700
1997-04-01 0.51228590698206600
1997-07-01 0.91495620215823400
1997-10-01 0.24458115532842200
1998-01-01 0.00861058315711884
1998-04-01 0.52865755453149600
1998-07-01 0.14460281590958000
1998-10-01 -0.61931897843769600
1999-01-01 -0.68039704243638500
1999-04-01 -1.11082375581635000
1999-07-01 -1.56245500982739000
1999-10-01 -1.19387387449294000
2000-01-01 -0.63978783686873500
2000-04-01 -0.13782881486299500
2000-07-01 0.56647389688880600
2000-10-01 0.91179341680836500
2001-01-01 0.95930516700609900
2001-04-01 0.95264526375631800
2001-07-01 0.63197376158544100
2001-10-01 0.67197890926613500
2002-01-01 0.38930624582223200
2002-04-01 -0.18021091201492100
2002-07-01 0.28651215359435200
2002-10-01 0.81756048563870000
2003-01-01 1.12556431045238000
2003-04-01 1.14176831879384000
2003-07-01 0.69299440024867800
2003-10-01 0.52613616414637800
2004-01-01 0.74795169083838900
2004-04-01 0.97274947946528500
2004-07-01 1.13128156623087000
2004-10-01 1.56496558922955000
2005-01-01 1.36199254186812000
2005-04-01 0.90372303787434400
2005-07-01 1.14930400725406000
2005-10-01 1.38011863282787000
2006-01-01 1.41431278356556000
2006-04-01 1.20892369443442000
2006-07-01 0.98337503707495700
2006-10-01 0.38817046003887200
2007-01-01 -0.20794648029329600
2007-04-01 0.11082574964903600
2007-07-01 0.72304204217124700
2007-10-01 1.37827055178218000
2008-01-01 1.90291330713191000
2008-04-01 1.85439828606982000
2008-07-01 1.30391964039033000
2008-10-01 1.10377522965342000
2009-01-01 0.75362821456905400
2009-04-01 0.41496033333667000
2009-07-01 0.62672823274490400
2009-10-01 0.20911557295682200
2010-01-01 0.19838699526049800
2010-04-01 0.77498332882463300
2010-07-01 0.81165715520532800
2010-10-01 0.95093926457468600
2011-01-01 1.25284989527745000
2011-04-01 1.04109364681588000
2011-07-01 0.65718852434641600