Quarter	Percent Change
1969-04-01	0.2913392079407660000
1969-07-01	0.5809857990801250000
1969-10-01	0.8664447662920650000
1970-01-01	1.1453359550466500000
1970-04-01	1.2726429623099700000
1970-07-01	1.3951638503520100000
1970-10-01	1.5125745384185700000
1971-01-01	1.6246088207202900000
1971-04-01	1.5901629996045600000
1971-07-01	1.5569310384641800000
1971-10-01	1.5248486217869600000
1972-01-01	1.4938558872298400000
1972-04-01	1.7023781867631300000
1972-07-01	1.9005337661802000000
1972-10-01	2.0875112970048700000
1973-01-01	2.2627013123036300000
1973-04-01	2.4779421114548100000
1973-07-01	2.6769157762812600000
1973-10-01	2.8592665916046900000
1974-01-01	3.0249174647225400000
1974-04-01	2.2664626016829100000
1974-07-01	1.5614331265238800000
1974-10-01	0.8926948987392580000
1975-01-01	0.2457686051950730000
1975-04-01	0.6811261476842490000
1975-07-01	1.1095289090664600000
1975-10-01	1.5256125464930200000
1976-01-01	1.9245110109048800000
1976-04-01	1.2722753041805600000
1976-07-01	0.6481316594506680000
1976-10-01	0.0397140911776708000
1977-01-01	-0.5643056441071300000
1977-04-01	0.0048001515122164200
1977-07-01	0.5770807123386230000
1977-10-01	1.1427668310206500000
1978-01-01	1.6924236077598800000
1978-04-01	1.4359706854506100000
1978-07-01	1.1905875586582000000
1978-10-01	0.9541723986865000000
1979-01-01	0.7248491357039060000
1979-04-01	0.7137252099736670000
1979-07-01	0.7028014922616190000
1979-10-01	0.6920718204500990000
1980-01-01	0.6815302715136060000
1980-04-01	0.5971963963135390000
1980-07-01	0.5144039000074410000
1980-10-01	0.4329296726673190000
1981-01-01	0.3525616601115760000
1981-04-01	1.0650897823943600000
1981-07-01	1.7601097854991100000
1981-10-01	2.4236947110918200000
1982-01-01	3.0439476548235200000
1982-04-01	1.9623599222566200000
1982-07-01	0.9520094217628890000
1982-10-01	-0.0203796196134652000
1983-01-01	-0.9839914671628440000
1983-04-01	-0.9070775814487550000
1983-07-01	-0.8278947537019120000
1983-10-01	-0.7465896653868670000
1984-01-01	-0.6633256052905900000
1984-04-01	-0.5007923129244530000
1984-07-01	-0.3355098381735450000
1984-10-01	-0.1682713903074810000
1985-01-01	0.0000967022263882824
1985-04-01	0.4883527632669480000
1985-07-01	0.9718627299325890000
1985-10-01	1.4437150384676200000
1986-01-01	1.8975267526779500000
1986-04-01	1.5545269436346300000
1986-07-01	1.2277765811428600000
1986-10-01	0.9136048232809350000
1987-01-01	0.6087628969820790000
1987-04-01	-0.2597089894463360000
1987-07-01	-0.0675331298369931000
1987-10-01	-0.2457964002222650000
1988-01-01	0.0143137016297222000
1988-04-01	0.1610550502707860000
1988-07-01	-0.3722487445472560000
1988-10-01	-0.2451021555223740000
1989-01-01	-0.3129206145330310000
1989-04-01	-0.2601618473024960000
1989-07-01	0.3487589590991700000
1989-10-01	0.3913278161756500000
1990-01-01	0.4791554792922640000
1990-04-01	0.5263874896088110000
1990-07-01	0.3663676499261630000
1990-10-01	0.6263692694889150000
1991-01-01	0.6926158816064850000
1991-04-01	0.6159114103900450000
1991-07-01	0.8553841665078090000
1991-10-01	0.7591437592693200000
1992-01-01	0.6374694262345340000
1992-04-01	0.6946287083138140000
1992-07-01	0.5552541782856910000
1992-10-01	0.2850180497238440000
1993-01-01	0.0722396874606906000
1993-04-01	-0.0076528298911205000
1993-07-01	-0.2510329072079140000
1993-10-01	-0.3939057986709740000
1994-01-01	-0.3479594324249390000
1994-04-01	-0.4449557990565460000
1994-07-01	-0.6872600351617020000
1994-10-01	-0.5360661284165420000
1995-01-01	-0.1494589567136590000
1995-04-01	0.0176411259677107000
1995-07-01	0.2866063162116330000
1995-10-01	-0.2662235659564440000
1996-01-01	-0.6942702502980570000
1996-04-01	0.1728151896543890000
1996-07-01	0.4524850270381490000
1996-10-01	0.6768297112900660000
1997-01-01	1.1134707525358000000
1997-04-01	0.3425967462859180000
1997-07-01	-0.1084745786064350000
1997-10-01	0.5976440906912640000
1998-01-01	0.6203597733082570000
1998-04-01	0.1648800532442340000
1998-07-01	0.5709377997989390000
1998-10-01	0.4113160025111490000
1999-01-01	-0.0237766663654995000
1999-04-01	0.2356758954445870000
1999-07-01	-0.1766992257329940000
1999-10-01	-0.3389135361994680000
2000-01-01	0.2123856962259760000
2000-04-01	0.1833225594652430000
2000-07-01	0.1531231973013310000
2000-10-01	0.4277577428336980000
2001-01-01	0.0970148568250286000
2001-04-01	0.1583635133654180000
2001-07-01	0.8823073931248110000
2001-10-01	0.6363906501318510000
2002-01-01	0.2440473170246770000
2002-04-01	0.1644009016439470000
2002-07-01	0.0404200130981344000
2002-10-01	0.1988605096694060000
2003-01-01	0.5425945306442610000
2003-04-01	0.5975806336700090000
2003-07-01	-0.1292188687511210000
2003-10-01	-0.5260285360703090000
2004-01-01	-0.4994217653765220000
2004-04-01	-0.6149819093363430000
2004-07-01	-0.2635127238524200000
2004-10-01	0.0301430404153050000
2005-01-01	-0.1061854164546840000
2005-04-01	-0.1438603498871870000
2005-07-01	-0.1897572195552710000
2005-10-01	-0.5565543464104010000
2006-01-01	-0.6171965617153420000
2006-04-01	0.2294419929227390000
2006-07-01	0.9939612418378860000
2006-10-01	0.7324328523326630000
2007-01-01	0.1564417958066670000
2007-04-01	0.0851503213621619000
2007-07-01	0.1620102276789880000
2007-10-01	0.4315757221074050000
2008-01-01	0.8648164150718880000
2008-04-01	0.6193415891675810000
2008-07-01	0.5088003763230980000
2008-10-01	1.3215741909954500000
2009-01-01	1.5803308095489400000
2009-04-01	0.3535758922077710000
2009-07-01	-0.5996466720908120000
2009-10-01	-0.7158200474269110000
2010-01-01	-0.7725993341919330000
2010-04-01	-0.0611035820074316000
2010-07-01	0.3601551142496450000
2010-10-01	-0.0017495116418427800
2011-01-01	0.1023598289781510000