Quarter	Percent Change
1970-04-01	0.504399037729805000
1970-07-01	1.003735119290440000
1970-10-01	1.490640657778300000
1971-01-01	1.958329205026190000
1971-04-01	1.959527749179140000
1971-07-01	1.959934756131170000
1971-10-01	1.959594472022670000
1972-01-01	1.958549651207750000
1972-04-01	1.449018448852840000
1972-07-01	0.963153293219346000
1972-10-01	0.493234236870010000
1973-01-01	0.032343742700479100
1973-04-01	0.771982816094992000
1973-07-01	1.500052255488390000
1973-10-01	2.201019124657430000
1974-01-01	2.861179949391930000
1974-04-01	3.351302385837750000
1974-07-01	3.793867206975180000
1974-10-01	4.186280554427210000
1975-01-01	4.527819821021160000
1975-04-01	4.324680514772500000
1975-07-01	4.138687186664640000
1975-10-01	3.967756396067560000
1976-01-01	3.810128972912040000
1976-04-01	3.636993366701680000
1976-07-01	3.477233716834620000
1976-10-01	3.329340217512820000
1977-01-01	3.192021898889660000
1977-04-01	3.117307169682500000
1977-07-01	3.046366171551370000
1977-10-01	2.978914830082490000
1978-01-01	2.914697088641580000
1978-04-01	2.297226034284190000
1978-07-01	1.722728534123320000
1978-10-01	1.179498920454220000
1979-01-01	0.657687190573676000
1979-04-01	1.263544716423570000
1979-07-01	1.850319911450120000
1979-10-01	2.408300089418550000
1980-01-01	2.929347640916130000
1980-04-01	2.770621830680480000
1980-07-01	2.622602297277490000
1980-10-01	2.484127910215960000
1981-01-01	2.354194974860820000
1981-04-01	1.861413949364990000
1981-07-01	1.396780653664680000
1981-10-01	0.952853513135478000
1982-01-01	0.523182436468059000
1982-04-01	0.830578374088165000
1982-07-01	1.131300965651820000
1982-10-01	1.422769508972030000
1983-01-01	1.702668277822290000
1983-04-01	1.536968110408630000
1983-07-01	1.378585010974740000
1983-10-01	1.226557900240730000
1984-01-01	1.080030104783590000
1984-04-01	1.259735784346400000
1984-07-01	1.432930399093970000
1984-10-01	1.598885951867680000
1985-01-01	1.756992053820590000
1985-04-01	1.800595901392120000
1985-07-01	1.841381105033200000
1985-10-01	1.879407243244520000
1986-01-01	1.914741371819700000
1986-04-01	1.671500271234910000
1986-07-01	1.440160430019310000
1986-10-01	1.218748445964510000
1987-01-01	1.005527786994960000
1987-04-01	1.115850711600810000
1987-07-01	1.222542081675570000
1987-10-01	1.325344383149930000
1988-01-01	1.424038841853960000
1988-04-01	1.720979301734380000
1988-07-01	2.003435198411070000
1988-10-01	2.269538959524690000
1989-01-01	2.517848347283610000
1989-04-01	2.559947274898340000
1989-07-01	2.597392914198370000
1989-10-01	2.630413925327910000
1990-01-01	2.659242397817640000
1990-04-01	2.370748088066060000
1990-07-01	2.101320682098790000
1990-10-01	1.847964461007900000
1991-01-01	1.608137193634810000
1991-04-01	1.253698316249960000
1991-07-01	0.913261646209112000
1991-10-01	0.583023452797307000
1992-01-01	0.259537062126009000
1992-04-01	-0.011443578731405700
1992-07-01	-0.281784614669654000
1992-10-01	-0.553684527457426000
1993-01-01	-0.829380344007569000
1993-04-01	-0.552890356601311000
1993-07-01	-0.752067235656770000
1993-10-01	-0.393504893029812000
1994-01-01	0.354093969642465000
1994-04-01	0.748000548078721000
1994-07-01	0.638483748911050000
1994-10-01	0.479779048503270000
1995-01-01	0.092637796207632600
1995-04-01	-0.268677495523707000
1995-07-01	0.058905593476110800
1995-10-01	0.345411756563200000
1996-01-01	-0.000897994037933329
1996-04-01	0.133019010750132000
1996-07-01	0.640374554207720000
1996-10-01	0.691839559170574000
1997-01-01	0.451206523586144000
1997-04-01	0.437849036802771000
1997-07-01	0.354847952275712000
1997-10-01	-0.109298947262459000
1998-01-01	-0.095986931204245500
1998-04-01	0.426085378859398000
1998-07-01	0.620381480174342000
1998-10-01	-0.051385263738204000
1999-01-01	-0.693479970267154000
1999-04-01	-0.218075206124244000
1999-07-01	0.275261479052784000
1999-10-01	0.828901852219728000
2000-01-01	1.471891389690150000
2000-04-01	1.098630131609540000
2000-07-01	0.782660143000988000
2000-10-01	1.198624427946760000
2001-01-01	1.827727983819970000
2001-04-01	1.747754371377700000
2001-07-01	0.686279619927040000
2001-10-01	-0.057438725675721200
2002-01-01	-0.129974384564153000
2002-04-01	-0.109222159374873000
2002-07-01	0.201611695052990000
2002-10-01	0.359328285223962000
2003-01-01	0.143251513013880000
2003-04-01	0.098914071217099200
2003-07-01	-0.063452040453892700
2003-10-01	-0.403672540537349000
2004-01-01	-0.437614993802497000
2004-04-01	-0.141527907542891000
2004-07-01	-0.115287071085774000
2004-10-01	-0.004896832969192120
2005-01-01	0.210135766863588000
2005-04-01	-0.102811255562839000
2005-07-01	-0.064911111757350200
2005-10-01	-0.004534591078305350
2006-01-01	-0.340330578603958000
2006-04-01	-0.128486890999722000
2006-07-01	0.362059633293346000
2006-10-01	0.909503293530202000
2007-01-01	1.349678908320210000
2007-04-01	1.108638413892070000
2007-07-01	0.693140305990848000
2007-10-01	0.488315702780585000
2008-01-01	0.207117086248566000
2008-04-01	0.174692746712043000
2008-07-01	0.514704480342099000
2008-10-01	1.054448642951320000
2009-01-01	1.430150571927440000
2009-04-01	1.167888845526220000
2009-07-01	0.557418377863416000
2009-10-01	0.062538920532528700
2010-01-01	-0.289623942559161000
2010-04-01	-0.552883052998947000
2010-07-01	-0.499340332806405000
2010-10-01	-0.462935240884391000
2011-01-01	-0.426834979031168000