Quarter Index 2010=1, Trend 1970-01-01 0.0518980058003962 1970-04-01 0.0522691201649634 1970-07-01 0.0530113488940977 1970-10-01 0.0541246919877992 1971-01-01 0.0556091493573109 1971-04-01 0.0571536798251876 1971-07-01 0.0587582833026723 1971-10-01 0.0604229597897651 1972-01-01 0.0621477092864659 1972-04-01 0.0639258484834006 1972-07-01 0.0657573775580830 1972-10-01 0.0676422963329994 1973-01-01 0.0695806049856635 1973-04-01 0.0718010478318800 1973-07-01 0.0743036249604060 1973-10-01 0.0770883364599983 1974-01-01 0.0801551822419000 1974-04-01 0.0836136608644162 1974-07-01 0.0874637722387897 1974-10-01 0.0917055164537777 1975-01-01 0.0963388935093801 1975-04-01 0.1009052561407980 1975-07-01 0.1054046042592730 1975-10-01 0.1098369380423210 1976-01-01 0.1142022573124260 1976-04-01 0.1193999303585440 1976-07-01 0.1254299570919180 1976-10-01 0.1322923376013030 1977-01-01 0.1399870717979430 1977-04-01 0.1475690668313760 1977-07-01 0.1550383227903580 1977-10-01 0.1623948394973760 1978-01-01 0.1696386172187000 1978-04-01 0.1770586879827990 1978-07-01 0.1846550519671860 1978-10-01 0.1924277091718610 1979-01-01 0.2003766595080680 1979-04-01 0.2076664302806670 1979-07-01 0.2142970213121420 1979-10-01 0.2202684326912530 1980-01-01 0.2255806644179980 1980-04-01 0.2340142741397400 1980-07-01 0.2423434709611950 1980-10-01 0.2503067893418330 1981-01-01 0.2577178549964430 1981-04-01 0.2647297243546420 1981-07-01 0.2716679443891920 1981-10-01 0.2788928573756740 1982-01-01 0.2865370286871650 1982-04-01 0.2942390434782190 1982-07-01 0.3019418339290680 1982-10-01 0.3101883249594960 1983-01-01 0.3192482046721000 1983-04-01 0.3286065315658260 1983-07-01 0.3371815713440060 1983-10-01 0.3440201972292250 1984-01-01 0.3492813427656950 1984-04-01 0.3539335641099980 1984-07-01 0.3589128865878960 1984-10-01 0.3642047687091790 1985-01-01 0.3689802460884050 1985-04-01 0.3733771290363040 1985-07-01 0.3778863775283150 1985-10-01 0.3829656194780580 1986-01-01 0.3889465247405530 1986-04-01 0.3954726051886090 1986-07-01 0.4022233556381280 1986-10-01 0.4089036204899350 1987-01-01 0.4155446988952870 1987-04-01 0.4220172971743440 1987-07-01 0.4281308416822760 1987-10-01 0.4339857249581650 1988-01-01 0.4396635731200650 1988-04-01 0.4454344493148690 1988-07-01 0.4509182376247310 1988-10-01 0.4562543977029130 1989-01-01 0.4624882319863340 1989-04-01 0.4701235769712650 1989-07-01 0.4795587836838280 1989-10-01 0.4905784928813350 1990-01-01 0.5021966278719630 1990-04-01 0.5135579157652680 1990-07-01 0.5246189934851340 1990-10-01 0.5358691588788700 1991-01-01 0.5473971369143300 1991-04-01 0.5598734414443390 1991-07-01 0.5739032646861930 1991-10-01 0.5888800832994690 1992-01-01 0.6043163993653580 1992-04-01 0.6194184969797600 1992-07-01 0.6329408710827480 1992-10-01 0.6446427844342650 1993-01-01 0.6542477654600690 1993-04-01 0.6612488892309350 1993-07-01 0.6659199963285440 1993-10-01 0.6687435471449090 1994-01-01 0.6702768191472530 1994-04-01 0.6711365897280050 1994-07-01 0.6722290454614260 1994-10-01 0.6747255207153990 1995-01-01 0.6788386897563990 1995-04-01 0.6840499842345550 1995-07-01 0.6900403820954840 1995-10-01 0.6958519250252140 1996-01-01 0.7010356182320480 1996-04-01 0.7064427497607800 1996-07-01 0.7117836788681370 1996-10-01 0.7161516535721660 1997-01-01 0.7196174166032230 1997-04-01 0.7223040876164850 1997-07-01 0.7244092652342220 1997-10-01 0.7269647488780730 1998-01-01 0.7308058303853540 1998-04-01 0.7354172074169390 1998-07-01 0.7399623166785210 1998-10-01 0.7442891444772760 1999-01-01 0.7476553957550960 1999-04-01 0.7496940086927630 1999-07-01 0.7523338460495480 1999-10-01 0.7565854334276390 2000-01-01 0.7621160369258880 2000-04-01 0.7692552181957730 2000-07-01 0.7765974944757370 2000-10-01 0.7827502666281710 2001-01-01 0.7884561323037370 2001-04-01 0.7940948806771440 2001-07-01 0.7999895598464690 2001-10-01 0.8062943712629300 2002-01-01 0.8123506206515180 2002-04-01 0.8183757967678010 2002-07-01 0.8245009236096200 2002-10-01 0.8305702100493650 2003-01-01 0.8370071208747760 2003-04-01 0.8435335507959260 2003-07-01 0.8497617636767720 2003-10-01 0.8554145705287940 2004-01-01 0.8604286726826670 2004-04-01 0.8652237091901840 2004-07-01 0.8701604882910520 2004-10-01 0.8762903983682690 2005-01-01 0.8840912231251260 2005-04-01 0.8924342695937130 2005-07-01 0.9004140316778640 2005-10-01 0.9077272505486140 2006-01-01 0.9145258447170900 2006-04-01 0.9216624844936190 2006-07-01 0.9297821153702640 2006-10-01 0.9386519101321200 2007-01-01 0.9475294401825840 2007-04-01 0.9561876645015180 2007-07-01 0.9648116049416710 2007-10-01 0.9733092264851500 2008-01-01 0.9814849762058460 2008-04-01 0.9893533686021420 2008-07-01 0.9967246142127360 2008-10-01 1.0029847839929800 2009-01-01 1.0075980078336000 2009-04-01 1.0099984745890100 2009-07-01 1.0102846745849900 2009-10-01 1.0087079897847500 2010-01-01 1.0055667153628200 2010-04-01 1.0019500282562700 2010-07-01 0.9981193016651770 2010-10-01 0.9943639547157380 2011-01-01 0.9911999148209060 2011-04-01 0.9881417468054970