Quarterly Index 2005=1, Trend
1970-01-01 0.248774346715740
1970-04-01 0.250660912262929
1970-07-01 0.254434043456457
1970-10-01 0.260093740296324
1971-01-01 0.267640002683380
1971-04-01 0.274714760758242
1971-07-01 0.281318014421760
1971-10-01 0.287449763872234
1972-01-01 0.293110008911364
1972-04-01 0.299034026237632
1972-07-01 0.305221816049339
1972-10-01 0.311673378148183
1973-01-01 0.318388712633316
1973-04-01 0.325504403613865
1973-07-01 0.333020450891532
1973-10-01 0.340936854664617
1974-01-01 0.349253614933118
1974-04-01 0.358859987346156
1974-07-01 0.369755972102032
1974-10-01 0.381941569101595
1975-01-01 0.395416778245695
1975-04-01 0.406485246081719
1975-07-01 0.415146972411366
1975-10-01 0.421401957333786
1976-01-01 0.425250200749831
1976-04-01 0.430164196776635
1976-07-01 0.436143945315048
1976-10-01 0.443189446563371
1977-01-01 0.451300700323304
1977-04-01 0.459039901584748
1977-07-01 0.466407050446853
1977-10-01 0.473402146909619
1978-01-01 0.480025190873897
1978-04-01 0.486249509555323
1978-07-01 0.492075103152198
1978-10-01 0.497501971466221
1979-01-01 0.502530114497392
1979-04-01 0.509761933792831
1979-07-01 0.519197429154237
1979-10-01 0.530836600581611
1980-01-01 0.544679448174102
1980-04-01 0.557831443434975
1980-07-01 0.570292586364232
1980-10-01 0.582062876862721
1981-01-01 0.593142315029592
1981-04-01 0.605098727952634
1981-07-01 0.617932115730998
1981-10-01 0.631642478166383
1982-01-01 0.646229815457088
1982-04-01 0.659185986187696
1982-07-01 0.670510990457355
1982-10-01 0.680204828266066
1983-01-01 0.688267499613828
1983-04-01 0.695561330666559
1983-07-01 0.702086321523408
1983-10-01 0.707842472184375
1984-01-01 0.712829782550310
1984-04-01 0.719052620231123
1984-07-01 0.726510985325963
1984-10-01 0.735204877636531
1985-01-01 0.745134297361126
1985-04-01 0.753951545015754
1985-07-01 0.761656620600413
1985-10-01 0.768249524115103
1986-01-01 0.773730255559825
1986-04-01 0.779213931158810
1986-07-01 0.784700550812907
1986-10-01 0.790190114422967
1987-01-01 0.795682622187289
1987-04-01 0.800099825447091
1987-07-01 0.803441724202373
1987-10-01 0.805708318353986
1988-01-01 0.806899608100229
1988-04-01 0.808501619660636
1988-07-01 0.810514353035207
1988-10-01 0.812937808124794
1989-01-01 0.815771985127694
1989-04-01 0.819526670194348
1989-07-01 0.824201863622203
1989-10-01 0.829797565212961
1990-01-01 0.836313774966621
1990-04-01 0.843148939822002
1990-07-01 0.850303059878254
1990-10-01 0.857776134937077
1991-01-01 0.865568165196771
1991-04-01 0.875015616338921
1991-07-01 0.886118488363527
1991-10-01 0.898876781369740
1992-01-01 0.913290495159259
1992-04-01 0.926249506531734
1992-07-01 0.937753815487165
1992-10-01 0.947803422025552
1993-01-01 0.956398326146895
1993-04-01 0.961313969349383
1993-07-01 0.962550351831315
1993-10-01 0.960107473493542
1994-01-01 0.953985334336062
1994-04-01 0.949320308224797
1994-07-01 0.946112395258896
1994-10-01 0.944361595339208
1995-01-01 0.944067908564885
1995-04-01 0.946768959141809
1995-07-01 0.949268299941824
1995-10-01 0.952346943018591
1996-01-01 0.959819582769570
1996-04-01 0.964720396701183
1996-07-01 0.963927954492555
1996-10-01 0.959311788731410
1997-01-01 0.949681758799746
1997-04-01 0.938454287357810
1997-07-01 0.931347928257452
1997-10-01 0.926411918366977
1998-01-01 0.922660255146525
1998-04-01 0.923894285678839
1998-07-01 0.928460210934000
1998-10-01 0.934296997726390
1999-01-01 0.939835710163100
1999-04-01 0.943355234762570
1999-07-01 0.943578521687111
1999-10-01 0.942528430802250
2000-01-01 0.942638837362798
2000-04-01 0.943590601006929
2000-07-01 0.946656970621119
2000-10-01 0.948070781898960
2001-01-01 0.946081150780115
2001-04-01 0.949139593909451
2001-07-01 0.958046284320951
2001-10-01 0.966056949777922
2002-01-01 0.970958939183274
2002-04-01 0.972873370317615
2002-07-01 0.975452788938966
2002-10-01 0.980845082849979
2003-01-01 0.987874989138338
2003-04-01 0.993621633020704
2003-07-01 0.995754189612315
2003-10-01 0.995739797263526
2004-01-01 0.994965110016952
2004-04-01 0.995708940698687
2004-07-01 0.996164957772930
2004-10-01 0.997770847526721
2005-01-01 1.001045640010430
2005-04-01 0.999762477709292
2005-07-01 0.998368992268328
2005-10-01 1.000822890011950
2006-01-01 1.004153509156200
2006-04-01 1.005531211397510
2006-07-01 1.004138385738580
2006-10-01 1.002584656684010
2007-01-01 1.004482846563120
2007-04-01 1.009063757212530
2007-07-01 1.011478504855310
2007-10-01 1.012741940431990
2008-01-01 1.017065388964230
2008-04-01 1.027858558502920
2008-07-01 1.044714892875290
2008-10-01 1.059439128711620
2009-01-01 1.068757069607160
2009-04-01 1.075388082294780
2009-07-01 1.077048151529130
2009-10-01 1.075151076454140
2010-01-01 1.074553585427610
2010-04-01 1.073936598221150
2010-07-01 1.074251578164310
2010-10-01 1.079453689524760
2011-01-01 1.084765264033280
2011-04-01 1.086544797801310