Quarter Index 2010=1, Trend 1970-01-01 0.504571936786524 1970-04-01 0.509172913764607 1970-07-01 0.518374866724954 1970-10-01 0.532177797659205 1971-01-01 0.550581704575719 1971-04-01 0.565035691783187 1971-07-01 0.575539758285788 1971-10-01 0.582093904083522 1972-01-01 0.584698129176388 1972-04-01 0.591058329037786 1972-07-01 0.601174502671893 1972-10-01 0.615046652070350 1973-01-01 0.632674774245697 1973-04-01 0.659877904529349 1973-07-01 0.696656040929668 1973-10-01 0.743009184442471 1974-01-01 0.798937334071940 1974-04-01 0.846163669471673 1974-07-01 0.884688190641671 1974-10-01 0.914510897581934 1975-01-01 0.935631790292461 1975-04-01 0.954508455864009 1975-07-01 0.971140894296578 1975-10-01 0.985529106585987 1976-01-01 0.997673091736418 1976-04-01 1.012637316286840 1976-07-01 1.030421780237260 1976-10-01 1.051026484583490 1977-01-01 1.074451427333900 1977-04-01 1.093977728143280 1977-07-01 1.109605385020000 1977-10-01 1.121334399955690 1978-01-01 1.129164771954530 1978-04-01 1.135122972158910 1978-07-01 1.139209002560450 1978-10-01 1.141422862163340 1979-01-01 1.141764550967580 1979-04-01 1.143391932239470 1979-07-01 1.146305007970640 1979-10-01 1.150503776169470 1980-01-01 1.172049131650920 1980-04-01 1.176487550745270 1980-07-01 1.185364388933960 1980-10-01 1.198679646217000 1981-01-01 1.216433322693960 1981-04-01 1.231762906594490 1981-07-01 1.244668398117740 1981-10-01 1.255149797164140 1982-01-01 1.263207103833260 1982-04-01 1.271269560485970 1982-07-01 1.279337167122280 1982-10-01 1.287409923742170 1983-01-01 1.295487830445250 1983-04-01 1.302912204071170 1983-07-01 1.309683044719540 1983-10-01 1.315800352489920 1984-01-01 1.321264127183170 1984-04-01 1.320716747739500 1984-07-01 1.314158214358100 1984-10-01 1.301588526939370 1985-01-01 1.283007685383740 1985-04-01 1.272674504510220 1985-07-01 1.270588984219210 1985-10-01 1.276751124610320 1986-01-01 1.291160925683520 1986-04-01 1.299659252127630 1986-07-01 1.302246104042230 1986-10-01 1.298921481327730 1987-01-01 1.289685384083720 1987-04-01 1.281218656606920 1987-07-01 1.273521298996910 1987-10-01 1.266593311054540 1988-01-01 1.260434692978960 1988-04-01 1.257803009738220 1988-07-01 1.258698261431880 1988-10-01 1.263120448059960 1989-01-01 1.271069569522870 1989-04-01 1.275555302323890 1989-07-01 1.276577646463010 1989-10-01 1.274136601840650 1990-01-01 1.268232168456810 1990-04-01 1.264807366186280 1990-07-01 1.263535011898180 1990-10-01 1.268187346073230 1991-01-01 1.278149676361670 1991-04-01 1.288559616233200 1991-07-01 1.296480587953410 1991-10-01 1.300727290497170 1992-01-01 1.303577198374720 1992-04-01 1.309397309305630 1992-07-01 1.316517560427890 1992-10-01 1.321053853026960 1993-01-01 1.322108882287690 1993-04-01 1.324561051480890 1993-07-01 1.330223578481560 1993-10-01 1.336363149012670 1994-01-01 1.343071943139430 1994-04-01 1.347480097799800 1994-07-01 1.348051985164680 1994-10-01 1.346201831830940 1995-01-01 1.340290203264220 1995-04-01 1.330305761884590 1995-07-01 1.319344650622860 1995-10-01 1.308802899340370 1996-01-01 1.299473032576480 1996-04-01 1.292107584207050 1996-07-01 1.285024840641660 1996-10-01 1.279469641259020 1997-01-01 1.278262787189300 1997-04-01 1.279527025713290 1997-07-01 1.282370618430340 1997-10-01 1.285877923274450 1998-01-01 1.286461575787350 1998-04-01 1.283638138991010 1998-07-01 1.276616150240500 1998-10-01 1.265396868151720 1999-01-01 1.252978024738960 1999-04-01 1.241159689656870 1999-07-01 1.232234021267890 1999-10-01 1.225476606828860 2000-01-01 1.218151408072630 2000-04-01 1.210964966199500 2000-07-01 1.203090115626010 2000-10-01 1.194576502426360 2001-01-01 1.189182861550500 2001-04-01 1.185650037114720 2001-07-01 1.179917485301970 2001-10-01 1.171203754181050 2002-01-01 1.158085939329680 2002-04-01 1.141200631408460 2002-07-01 1.125170222782520 2002-10-01 1.111617673567220 2003-01-01 1.099040521566580 2003-04-01 1.087153044911640 2003-07-01 1.076303896266540 2003-10-01 1.064758869527500 2004-01-01 1.053094161865370 2004-04-01 1.042713033659010 2004-07-01 1.031549277207400 2004-10-01 1.021423619926360 2005-01-01 1.013317934780000 2005-04-01 1.004676677452660 2005-07-01 0.998286925394818 2005-10-01 0.996657005755817 2006-01-01 0.998140038696076 2006-04-01 0.999678478839148 2006-07-01 0.998016088114258 2006-10-01 0.992542666647540 2007-01-01 0.984021644275167 2007-04-01 0.977332686898570 2007-07-01 0.974932159097288 2007-10-01 0.972259884680512 2008-01-01 0.969683799030652 2008-04-01 0.968670695530298 2008-07-01 0.968586653310162 2008-10-01 0.970833298756525 2009-01-01 0.975770178486469 2009-04-01 0.982214129315272 2009-07-01 0.987552120097539 2009-10-01 0.990864295314666 2010-01-01 0.993629494527929 2010-04-01 0.996795317004576 2010-07-01 1.001595386992450 2010-10-01 1.007979801475040 2011-01-01 1.013844439707340 2011-04-01 1.016917188842720 2011-07-01 1.017696749839020