Quarterly Index 2010=1
1970-01-01 0.464818061314002
1970-04-01 0.431032283971393
1970-07-01 0.407406746976060
1970-10-01 0.454655230973459
1971-01-01 0.497877047695665
1971-04-01 0.477649802693897
1971-07-01 0.448503981202446
1971-10-01 0.492301250658046
1972-01-01 0.534194857327069
1972-04-01 0.523268415076391
1972-07-01 0.497876928932551
1972-10-01 0.529969072855150
1973-01-01 0.566029023446661
1973-04-01 0.555997514133277
1973-07-01 0.555910270858779
1973-10-01 0.592382771106091
1974-01-01 0.605179247438238
1974-04-01 0.621363645440614
1974-07-01 0.597357418357607
1974-10-01 0.647874097416424
1975-01-01 0.672231828887691
1975-04-01 0.664448711780600
1975-07-01 0.650598981238330
1975-10-01 0.673216327362908
1976-01-01 0.686144484366229
1976-04-01 0.673921139814557
1976-07-01 0.667544667968779
1976-10-01 0.682064635209767
1977-01-01 0.697449018878326
1977-04-01 0.686456983621562
1977-07-01 0.685781811030692
1977-10-01 0.693966430384236
1978-01-01 0.714544480298631
1978-04-01 0.686168412921443
1978-07-01 0.706468471102275
1978-10-01 0.709199247526328
1979-01-01 0.728941116662014
1979-04-01 0.701900983116866
1979-07-01 0.727171856893101
1979-10-01 0.733194848462734
1980-01-01 0.747984400141388
1980-04-01 0.768664365752710
1980-07-01 0.782370637886952
1980-10-01 0.798265400464846
1981-01-01 0.799526207664809
1981-04-01 0.802997728257981
1981-07-01 0.823588162198332
1981-10-01 0.820423386286469
1982-01-01 0.839605655730906
1982-04-01 0.852251365424855
1982-07-01 0.889029932513942
1982-10-01 0.877146619744557
1983-01-01 0.863418906256831
1983-04-01 0.841913760811488
1983-07-01 0.894261305357247
1983-10-01 0.880514597255611
1984-01-01 0.857388704156500
1984-04-01 0.844378384349758
1984-07-01 0.896615390015861
1984-10-01 0.899397344383044
1985-01-01 0.882604008939198
1985-04-01 0.862145945330614
1985-07-01 0.886626389397619
1985-10-01 0.905821095025334
1986-01-01 0.915426437468438
1986-04-01 0.860682879546984
1986-07-01 0.926518927860066
1986-10-01 0.922276250476186
1987-01-01 0.927293499925455
1987-04-01 0.892325962126032
1987-07-01 0.944758235086784
1987-10-01 0.934540131973754
1988-01-01 0.910785080545604
1988-04-01 0.893489615439126
1988-07-01 0.946990260630548
1988-10-01 0.934299106297828
1989-01-01 0.912169058662892
1989-04-01 0.883024050059583
1989-07-01 0.967215988463237
1989-10-01 0.958469795830722
1990-01-01 0.905351235313388
1990-04-01 0.914837393944537
1990-07-01 0.953966539752051
1990-10-01 0.962890811079814
1991-01-01 0.868246976709958
1991-04-01 0.878272412671604
1991-07-01 0.996086110566551
1991-10-01 1.069620079807340
1992-01-01 0.952524743499662
1992-04-01 0.966141011533345
1992-07-01 1.062629249303940
1992-10-01 1.113499805726390
1993-01-01 1.039840808454070
1993-04-01 1.013167494838790
1993-07-01 1.099846071025610
1993-10-01 1.171592543159170
1994-01-01 1.051414037384570
1994-04-01 1.031775606632010
1994-07-01 1.098443551864880
1994-10-01 1.155269944350820
1995-01-01 1.059488890702280
1995-04-01 1.036335831550380
1995-07-01 1.129696406853660
1995-10-01 1.194107289726560
1996-01-01 1.086845829957120
1996-04-01 1.039192287279020
1996-07-01 1.120601821963830
1996-10-01 1.194903862998800
1997-01-01 1.087848352342830
1997-04-01 1.012231839207510
1997-07-01 1.099593181127220
1997-10-01 1.161965105756250
1998-01-01 1.020449471117490
1998-04-01 1.008019537460190
1998-07-01 1.079954861220820
1998-10-01 1.148743599694850
1999-01-01 1.025776310671510
1999-04-01 1.002919504691300
1999-07-01 1.079047479065590
1999-10-01 1.127387416822010
2000-01-01 1.004072354271950
2000-04-01 0.967908838688774
2000-07-01 1.058568019454000
2000-10-01 1.122057115174950
2001-01-01 0.989268774216632
2001-04-01 0.964958769360118
2001-07-01 1.052402648897890
2001-10-01 1.104369361654250
2002-01-01 1.005086536177510
2002-04-01 0.964299022064760
2002-07-01 1.048115462084970
2002-10-01 1.109261074070750
2003-01-01 1.021137555729570
2003-04-01 0.976561898130715
2003-07-01 1.037686107531730
2003-10-01 1.111484285498220
2004-01-01 0.983057506195171
2004-04-01 0.938403117174214
2004-07-01 1.018329648137520
2004-10-01 1.077292410142190
2005-01-01 0.988866854444362
2005-04-01 0.918377472268524
2005-07-01 0.996553789851354
2005-10-01 1.067294145407280
2006-01-01 0.950686269538991
2006-04-01 0.912891689656774
2006-07-01 0.976099361015160
2006-10-01 1.035116769293140
2007-01-01 0.928904894747636
2007-04-01 0.899449556298025
2007-07-01 0.966639872357544
2007-10-01 1.046140068587980
2008-01-01 0.902575000481754
2008-04-01 0.862522958278468
2008-07-01 0.980683003878454
2008-10-01 1.064721696358340
2009-01-01 0.993518163257650
2009-04-01 0.951938888827769
2009-07-01 1.024750539885840
2009-10-01 1.104639950555080
2010-01-01 0.987630662258004
2010-04-01 0.929335802329356
2010-07-01 1.004185924808490
2010-10-01 1.078847610604150
2011-01-01 0.966448693821719