Quarter 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