Quarter Index 2010=1 1970-01-01 0.403956678564678 1970-04-01 0.362248182786203 1970-07-01 0.380347652738898 1970-10-01 0.367005799788013 1971-01-01 0.424666506917887 1971-04-01 0.404776970054976 1971-07-01 0.420217228219042 1971-10-01 0.404597226867131 1972-01-01 0.446260672059233 1972-04-01 0.424962748801264 1972-07-01 0.443724631240828 1972-10-01 0.418166898684149 1973-01-01 0.463355764743719 1973-04-01 0.454758012411884 1973-07-01 0.478123819244407 1973-10-01 0.453540531328118 1974-01-01 0.505134280137862 1974-04-01 0.494595123033702 1974-07-01 0.515086685087513 1974-10-01 0.494106918868030 1975-01-01 0.561035948759529 1975-04-01 0.521934259002664 1975-07-01 0.536395205104150 1975-10-01 0.499580122374565 1976-01-01 0.547589992034746 1976-04-01 0.531017048806598 1976-07-01 0.553061427417172 1976-10-01 0.516036970417524 1977-01-01 0.571135131944545 1977-04-01 0.561059497183403 1977-07-01 0.584362139228922 1977-10-01 0.541322754540275 1978-01-01 0.600843957279611 1978-04-01 0.583371915643402 1978-07-01 0.611078043099333 1978-10-01 0.571892226805876 1979-01-01 0.624762188251270 1979-04-01 0.598213865650771 1979-07-01 0.632486157828634 1979-10-01 0.589467015541858 1980-01-01 0.642108175830522 1980-04-01 0.661436420593971 1980-07-01 0.686042678888075 1980-10-01 0.661790504945224 1981-01-01 0.705717890992266 1981-04-01 0.695368751482392 1981-07-01 0.706612997711525 1981-10-01 0.666263079997090 1982-01-01 0.721363946475582 1982-04-01 0.708823217188060 1982-07-01 0.749688552712734 1982-10-01 0.719534546462764 1983-01-01 0.745474230300381 1983-04-01 0.722801880573166 1983-07-01 0.750018218326218 1983-10-01 0.696998794136876 1984-01-01 0.727222439663930 1984-04-01 0.761774451969079 1984-07-01 0.756583377993120 1984-10-01 0.695071036148514 1985-01-01 0.751852020478513 1985-04-01 0.741577955727384 1985-07-01 0.751127428028218 1985-10-01 0.720240738505968 1986-01-01 0.806291636594972 1986-04-01 0.761926049343416 1986-07-01 0.797313311162566 1986-10-01 0.759283287603490 1987-01-01 0.860598976762876 1987-04-01 0.825190731804559 1987-07-01 0.839236358687154 1987-10-01 0.788218756292742 1988-01-01 0.847183963704545 1988-04-01 0.835727784094789 1988-07-01 0.838626960547571 1988-10-01 0.785112119958343 1989-01-01 0.831660319647774 1989-04-01 0.801338523206217 1989-07-01 0.846530921447193 1989-10-01 0.812805578670050 1990-01-01 0.856282446586606 1990-04-01 0.866672323162387 1990-07-01 0.879152230940218 1990-10-01 0.817521244786373 1991-01-01 0.881008457045015 1991-04-01 0.877574343164033 1991-07-01 0.874506504663076 1991-10-01 0.897145043153668 1992-01-01 0.901343955057705 1992-04-01 0.948144742520363 1992-07-01 0.959234864832759 1992-10-01 0.986925934578614 1993-01-01 1.013113452549450 1993-04-01 1.004631038112760 1993-07-01 0.988128360565369 1993-10-01 0.987545515185634 1994-01-01 0.992956913343044 1994-04-01 0.972584674070000 1994-07-01 0.960330635792298 1994-10-01 0.961156062519231 1995-01-01 0.992363245350835 1995-04-01 1.008203726455750 1995-07-01 1.007739324560680 1995-10-01 1.021045798131020 1996-01-01 1.044078321706100 1996-04-01 1.034724612254220 1996-07-01 1.008737089291320 1996-10-01 1.018673845248760 1997-01-01 1.042939562111970 1997-04-01 0.977993182152773 1997-07-01 0.966174908241087 1997-10-01 0.971439147464692 1998-01-01 0.992500041510007 1998-04-01 1.008562785156650 1998-07-01 0.982618880871761 1998-10-01 1.009320852069420 1999-01-01 1.019067410915620 1999-04-01 1.013877426668480 1999-07-01 0.978970898032851 1999-10-01 0.978389002082964 2000-01-01 0.978397719193766 2000-04-01 0.996094009017480 2000-07-01 0.968645975470552 2000-10-01 0.978063324636850 2001-01-01 0.954118083644055 2001-04-01 0.998387925023786 2001-07-01 0.980656039715192 2001-10-01 1.006934111087200 2002-01-01 1.016825781010430 2002-04-01 1.006725372197110 2002-07-01 0.975023525817565 2002-10-01 1.000108370742980 2003-01-01 0.985619922547724 2003-04-01 1.013359110391890 2003-07-01 0.968074944100134 2003-10-01 0.980242826739427 2004-01-01 0.966181989840929 2004-04-01 0.960371344804247 2004-07-01 0.940095378316315 2004-10-01 0.958241556186840 2005-01-01 0.960532995921978 2005-04-01 0.917749519617159 2005-07-01 0.908594207160649 2005-10-01 0.927759234569719 2006-01-01 0.890823089823210 2006-04-01 0.910449553685433 2006-07-01 0.882164752497449 2006-10-01 0.885077515161842 2007-01-01 0.860566406984693 2007-04-01 0.894778097800704 2007-07-01 0.863010788807628 2007-10-01 0.887035666439183 2008-01-01 0.915288788408837 2008-04-01 0.915808900139378 2008-07-01 0.924403141568357 2008-10-01 1.024958289912750 2009-01-01 1.127399348309490 2009-04-01 1.132348384574620 2009-07-01 1.048093186401530 2009-10-01 1.062986796798060 2010-01-01 1.037195855771410 2010-04-01 1.016247419415760 2010-07-01 0.974802458409250 2010-10-01 0.971754266403575 2011-01-01 0.942585456024843