Quarterly Index 2010=1
1980-01-01 0.276692389792115
1980-04-01 0.288749091391958
1980-07-01 0.307282221243354
1980-10-01 0.302905589090455
1981-01-01 0.320428079010036
1981-04-01 0.323002358532027
1981-07-01 0.346142661351466
1981-10-01 0.329997497236357
1982-01-01 0.365276636131592
1982-04-01 0.368723000562249
1982-07-01 0.397658663680620
1982-10-01 0.372786202376492
1983-01-01 0.400875337990912
1983-04-01 0.405663477798875
1983-07-01 0.435122170257470
1983-10-01 0.416751900915920
1984-01-01 0.434699920898976
1984-04-01 0.442830319847024
1984-07-01 0.452494088269903
1984-10-01 0.441079419123819
1985-01-01 0.459227798637782
1985-04-01 0.462173873034350
1985-07-01 0.483135616041839
1985-10-01 0.465810076403853
1986-01-01 0.480143752056387
1986-04-01 0.485885391080261
1986-07-01 0.502820160360519
1986-10-01 0.477440525356405
1987-01-01 0.503184672619963
1987-04-01 0.503855881198857
1987-07-01 0.528719809257590
1987-10-01 0.505830708329075
1988-01-01 0.527638699573354
1988-04-01 0.532288005149570
1988-07-01 0.556106745129188
1988-10-01 0.532336153152343
1989-01-01 0.542700882315282
1989-04-01 0.552096680302162
1989-07-01 0.578164140806860
1989-10-01 0.566218502890040
1990-01-01 0.591185841920506
1990-04-01 0.616448278907152
1990-07-01 0.656502000792023
1990-10-01 0.628204218064476
1991-01-01 0.637159085567862
1991-04-01 0.655353820772979
1991-07-01 0.676169279523496
1991-10-01 0.644477322165737
1992-01-01 0.650244798123396
1992-04-01 0.662441512670402
1992-07-01 0.694557733810839
1992-10-01 0.664860658055431
1993-01-01 0.668332273326058
1993-04-01 0.676231507767660
1993-07-01 0.693399078565460
1993-10-01 0.669208045613865
1994-01-01 0.664944429840293
1994-04-01 0.673748593780336
1994-07-01 0.702847221300929
1994-10-01 0.689094356899312
1995-01-01 0.683380592811710
1995-04-01 0.701656553995123
1995-07-01 0.718274189917584
1995-10-01 0.692225013525484
1996-01-01 0.692663478820333
1996-04-01 0.703653672572837
1996-07-01 0.721847129406880
1996-10-01 0.701241828835112
1997-01-01 0.708368080977414
1997-04-01 0.706779989973736
1997-07-01 0.740566363022064
1997-10-01 0.731248408197649
1998-01-01 0.722565878153667
1998-04-01 0.730009787276725
1998-07-01 0.772032620185006
1998-10-01 0.768913261599354
1999-01-01 0.750097815709254
1999-04-01 0.757493344170688
1999-07-01 0.793618897841637
1999-10-01 0.798188179824833
2000-01-01 0.764607334893264
2000-04-01 0.769052210978290
2000-07-01 0.816175271386588
2000-10-01 0.842802660940557
2001-01-01 0.808044719376320
2001-04-01 0.817532023978938
2001-07-01 0.861258793294197
2001-10-01 0.880695564717344
2002-01-01 0.848772156597329
2002-04-01 0.846089347227134
2002-07-01 0.878686766510604
2002-10-01 0.889417023283989
2003-01-01 0.850813503573015
2003-04-01 0.852610063791046
2003-07-01 0.875736053501113
2003-10-01 0.888626271050042
2004-01-01 0.858550387265090
2004-04-01 0.855338678913128
2004-07-01 0.890867791167118
2004-10-01 0.905149664211047
2005-01-01 0.873620715954582
2005-04-01 0.860991182439836
2005-07-01 0.907242720164432
2005-10-01 0.943685564181799
2006-01-01 0.900534027271693
2006-04-01 0.888673264878174
2006-07-01 0.936105396812057
2006-10-01 0.981205260964211
2007-01-01 0.933338133407362
2007-04-01 0.914564511361551
2007-07-01 0.954238286673620
2007-10-01 0.991732093911962
2008-01-01 0.963402030130150
2008-04-01 0.951933259474186
2008-07-01 0.988808026702759
2008-10-01 1.002898290704070
2009-01-01 0.966430020738294
2009-04-01 0.939277339325128
2009-07-01 0.978456411329970
2009-10-01 0.997255302793230
2010-01-01 0.980239386075078
2010-04-01 0.966005213369138
2010-07-01 1.008376554767410
2010-10-01 1.045378845788380
2011-01-01 1.011528305092220