Quarter Index 2010=1, Trend 1970-01-01 0.362463552048962 1970-04-01 0.367216888149041 1970-07-01 0.376723560349199 1970-10-01 0.390983567754870 1971-01-01 0.409996911260620 1971-04-01 0.424741755062508 1971-07-01 0.435218098265970 1971-10-01 0.441425941765570 1972-01-01 0.443365285561309 1972-04-01 0.444873140350934 1972-07-01 0.445949506134445 1972-10-01 0.446594384700974 1973-01-01 0.446807774261389 1973-04-01 0.459182832797164 1973-07-01 0.483719560308300 1973-10-01 0.520417957689362 1974-01-01 0.569278023151220 1974-04-01 0.608075143625588 1974-07-01 0.636809318217902 1974-10-01 0.655480546033596 1975-01-01 0.664088828861800 1975-04-01 0.676241611227397 1975-07-01 0.691938894919515 1975-10-01 0.711180679043591 1976-01-01 0.733966964494188 1976-04-01 0.754967773136430 1976-07-01 0.774183107654013 1976-10-01 0.791612965363241 1977-01-01 0.807257348053243 1977-04-01 0.822485928830834 1977-07-01 0.837298706801446 1977-10-01 0.851695681965081 1978-01-01 0.865676856110869 1978-04-01 0.877009009176362 1978-07-01 0.885692142056126 1978-10-01 0.891726254750161 1979-01-01 0.895111348153032 1979-04-01 0.908537415129822 1979-07-01 0.932004457469659 1979-10-01 0.965512475172544 1980-01-01 1.121689986909500 1980-04-01 1.129609911102560 1980-07-01 1.145449759488690 1980-10-01 1.169209532067880 1981-01-01 1.200889228750670 1981-04-01 1.228509487294580 1981-07-01 1.252070307789050 1981-10-01 1.271571690055190 1982-01-01 1.287013634182440 1982-04-01 1.301286203071330 1982-07-01 1.314389396542950 1982-10-01 1.326323214776220 1983-01-01 1.337087657771130 1983-04-01 1.341000500484550 1983-07-01 1.338061742916490 1983-10-01 1.328271385245860 1984-01-01 1.311629427383190 1984-04-01 1.300324281059340 1984-07-01 1.294355946453210 1984-10-01 1.293724423385890 1985-01-01 1.298429712036290 1985-04-01 1.302778059011310 1985-07-01 1.306769464400400 1985-10-01 1.310403928114100 1986-01-01 1.313681450152420 1986-04-01 1.319219440169570 1986-07-01 1.327017898076110 1986-10-01 1.337076823872040 1987-01-01 1.349396217646800 1987-04-01 1.357000414210220 1987-07-01 1.359889413651760 1987-10-01 1.358063215971400 1988-01-01 1.351521820990240 1988-04-01 1.347598477782150 1988-07-01 1.346293186168200 1988-10-01 1.347605946237850 1989-01-01 1.351536757901650 1989-04-01 1.359358202463700 1989-07-01 1.371070279924000 1989-10-01 1.386672990282560 1990-01-01 1.406166333539360 1990-04-01 1.406059050061970 1990-07-01 1.407953111177690 1990-10-01 1.414491188720260 1991-01-01 1.422114724399410 1991-04-01 1.425039248947470 1991-07-01 1.421498734513290 1991-10-01 1.412127529883710 1992-01-01 1.400994134042070 1992-04-01 1.393763856028590 1992-07-01 1.389011576465080 1992-10-01 1.380783431346730 1993-01-01 1.368410490346640 1993-04-01 1.361360133012700 1993-07-01 1.362063899504740 1993-10-01 1.361091287756480 1994-01-01 1.359076512768670 1994-04-01 1.357212941928820 1994-07-01 1.355576824662830 1994-10-01 1.360574614603340 1995-01-01 1.366620432791880 1995-04-01 1.363500507221820 1995-07-01 1.351753676376340 1995-10-01 1.334867963079530 1996-01-01 1.317549823009670 1996-04-01 1.303253219647980 1996-07-01 1.287982670993050 1996-10-01 1.273511860911520 1997-01-01 1.270365920425260 1997-04-01 1.275364577817360 1997-07-01 1.279294180970770 1997-10-01 1.283710096471840 1998-01-01 1.282973733652310 1998-04-01 1.271439583809680 1998-07-01 1.257244614700880 1998-10-01 1.244542046414100 1999-01-01 1.230733032841200 1999-04-01 1.216178930144770 1999-07-01 1.203158244488600 1999-10-01 1.190795769011370 2000-01-01 1.176872165515630 2000-04-01 1.162976734775860 2000-07-01 1.150229231633830 2000-10-01 1.133506443870570 2001-01-01 1.112851446283470 2001-04-01 1.096749533755560 2001-07-01 1.084903170393130 2001-10-01 1.071927100231920 2002-01-01 1.058291322350960 2002-04-01 1.043404584339210 2002-07-01 1.026908348172800 2002-10-01 1.009071976989490 2003-01-01 0.989146393977866 2003-04-01 0.971436778617983 2003-07-01 0.960831527005667 2003-10-01 0.957511056123600 2004-01-01 0.958231843655705 2004-04-01 0.958202885446070 2004-07-01 0.955007353486348 2004-10-01 0.949820049110707 2005-01-01 0.943506978151700 2005-04-01 0.935287347869060 2005-07-01 0.926954590678944 2005-10-01 0.922827847284674 2006-01-01 0.923372011316402 2006-04-01 0.923830655842597 2006-07-01 0.921014191594247 2006-10-01 0.917200175285640 2007-01-01 0.916477484538862 2007-04-01 0.918766158443614 2007-07-01 0.921568096114671 2007-10-01 0.925005634119624 2008-01-01 0.929882244094661 2008-04-01 0.936982784150166 2008-07-01 0.944863167496442 2008-10-01 0.947063529651006 2009-01-01 0.942245444606052 2009-04-01 0.940009870822217 2009-07-01 0.946943653020747 2009-10-01 0.962933172306699 2010-01-01 0.984609354615157 2010-04-01 1.001362684442430 2010-07-01 1.007358583165860 2010-10-01 1.006669377776550 2011-01-01 1.003076401942020 2011-04-01 0.999303324169420 2011-07-01 0.997698417897779