Month Index 2015=100 1985-01-01 2.69068503894229 1985-02-01 3.62207601629970 1985-03-01 3.99502292648494 1985-04-01 4.18247267968329 1985-05-01 4.50269934013021 1985-06-01 5.10214803923086 1985-07-01 6.66227673994288 1985-08-01 6.63884552459383 1985-09-01 6.62127210801438 1985-10-01 6.65056113226835 1985-11-01 7.19338437907250 1985-12-01 7.28710926073932 1986-01-01 7.21954923722581 1986-02-01 7.17069514886485 1986-03-01 7.15441044598766 1986-04-01 7.58866904748510 1986-05-01 7.80579834823382 1986-06-01 7.73523133283858 1986-07-01 7.72980309854619 1986-08-01 7.91979123796823 1986-09-01 7.97407356062159 1986-10-01 8.34862160517328 1986-11-01 8.59832030154107 1986-12-01 8.84259076361646 1987-01-01 10.02051721992490 1987-02-01 10.21593355309810 1987-03-01 10.34621119638620 1987-04-01 10.43849108813920 1987-05-01 10.59048158751450 1987-06-01 10.82389565195220 1987-07-01 10.88360615822150 1987-08-01 11.00302727211300 1987-09-01 11.31786480026010 1987-10-01 11.41557295671140 1987-11-01 11.43185764945330 1987-12-01 11.44271417884990 1988-01-01 12.59450360854250 1988-02-01 13.60163076714970 1988-03-01 13.61246013393870 1988-04-01 13.36338560996940 1988-05-01 13.64494803159960 1988-06-01 14.89032034738710 1988-07-01 14.42465939981540 1988-08-01 14.45714739882930 1988-09-01 15.45344519064750 1988-10-01 15.70251961326380 1988-11-01 15.78915424351660 1988-12-01 16.03822866613290 1989-01-01 17.38106477625610 1989-02-01 17.52184603774770 1989-03-01 17.90087235506660 1989-04-01 18.85385288243490 1989-05-01 19.44946562335620 1989-06-01 20.08839573008050 1989-07-01 19.57941751805890 1989-08-01 21.04137625744880 1989-09-01 21.42040257476770 1989-10-01 21.38791467710680 1989-11-01 21.78859962665070 1989-12-01 21.63698909972310 1990-01-01 22.22177257520840 1990-02-01 21.32293867907900 1990-03-01 21.92938078678930 1990-04-01 22.39504173436100 1990-05-01 22.62245752475230 1990-06-01 23.39133952617920 1990-07-01 24.51758921270000 1990-08-01 24.53924784492490 1990-09-01 25.21066595066300 1990-10-01 25.60052163477090 1990-11-01 26.17447574346730 1990-12-01 26.49935553090040 1991-01-01 27.36570142801600 1991-02-01 27.12745627083560 1991-03-01 27.74472774533490 1991-04-01 30.37625343569550 1991-05-01 32.65041144096210 1991-06-01 33.57090396931650 1991-07-01 34.25315134049060 1991-08-01 34.26398070727960 1991-09-01 34.98954544425650 1991-10-01 36.26740565770490 1991-11-01 36.48399208130730 1991-12-01 35.58515818517780 1992-01-01 35.80174471013320 1992-02-01 36.44067481685740 1992-03-01 37.16623955383440 1992-04-01 37.71853503030580 1992-05-01 38.00009745193600 1992-06-01 38.43327040049380 1992-07-01 38.77980871879880 1992-08-01 38.57405166198540 1992-09-01 38.60653955964630 1992-10-01 39.32127492983430 1992-11-01 41.36801714470960 1992-12-01 42.97075714559100 1993-01-01 43.53388198885150 1993-02-01 44.22695862546150 1993-03-01 44.16198272878670 1993-04-01 43.54471125428740 1993-05-01 43.25231956722130 1993-06-01 43.86959094036750 1993-07-01 44.84423009996080 1993-08-01 45.48316020668500 1993-09-01 45.46150157446000 1993-10-01 46.21955431045090 1993-11-01 47.03175357632760 1993-12-01 47.47575579032140 1994-01-01 47.48047742180940 1994-02-01 47.74999758513780 1994-03-01 47.43555736080360 1994-04-01 47.97459778881340 1994-05-01 48.55855827782900 1994-06-01 48.82807844115740 1994-07-01 48.64839829848740 1994-08-01 49.09759870583880 1994-09-01 49.36711886916720 1994-10-01 49.45695899117860 1994-11-01 49.54679901183710 1994-12-01 49.54679901183710 1995-01-01 49.77139921551280 1995-02-01 50.22059962286410 1995-03-01 49.86123933752430 1995-04-01 49.63663913384860 1995-05-01 49.95107935818270 1995-06-01 49.81631927651850 1995-07-01 49.54679901183710 1995-08-01 51.07408027520810 1995-09-01 51.38852049954220 1995-10-01 51.43344056054790 1995-11-01 51.97248098855770 1995-12-01 53.23024198724730 1996-01-01 53.49976215057570 1996-02-01 53.76928241525710 1996-03-01 53.67944229324560 1996-04-01 55.07196337359930 1996-05-01 56.86876480029870 1996-06-01 57.40780522830850 1996-07-01 56.06020420896050 1996-08-01 55.79068394427910 1996-09-01 56.77892477964020 1996-10-01 58.26128588065240 1996-11-01 58.57572620633960 1996-12-01 59.51904687934200 1997-01-01 59.20460665500780 1997-02-01 60.28268751102740 1997-03-01 60.95648802070140 1997-04-01 61.76504871339260 1997-05-01 61.85488873405110 1997-06-01 63.24740981440480 1997-07-01 64.68485095576430 1997-08-01 64.63993089475860 1997-09-01 64.55009087410010 1997-10-01 64.81961103742850 1997-11-01 64.77469107777580 1997-12-01 65.35865146543830 1998-01-01 66.16721215812950 1998-02-01 66.70625258613940 1998-03-01 66.16721215812950 1998-04-01 68.09877366649310 1998-05-01 67.29021307515490 1998-06-01 67.69449332014750 1998-07-01 67.51481317747750 1998-08-01 68.50305401283870 1998-09-01 70.70413568453060 1998-10-01 75.95977988296440 1998-11-01 75.78009974029450 1998-12-01 75.91485982195870 1999-01-01 74.80515530542450 1999-02-01 73.82913277854970 1999-03-01 73.68970093108010 1999-04-01 73.34112146443580 1999-05-01 74.17771224519400 1999-06-01 74.45657583878010 1999-07-01 75.15373477206890 1999-08-01 76.40862089252980 1999-09-01 77.73322288604910 1999-10-01 78.01208647963520 1999-11-01 77.45435929246300 1999-12-01 76.40862089252980 2000-01-01 75.08401889901060 2000-02-01 73.89884865160800 2000-03-01 72.99254199779140 2000-04-01 72.71367840420530 2000-05-01 74.10799637213580 2000-06-01 74.80515530542450 2000-07-01 74.45657583878010 2000-08-01 74.03828039772450 2000-09-01 73.68970093108010 2000-10-01 73.89884865160800 2000-11-01 74.31714399131060 2000-12-01 74.38685986436890 2001-01-01 74.26039522280250 2001-02-01 74.63058669928560 2001-03-01 75.44500772457180 2001-04-01 75.74116092602890 2001-05-01 75.59308427462380 2001-06-01 76.11135230115890 2001-07-01 77.29596480292820 2001-08-01 77.51807962800620 2001-09-01 78.03634755318830 2001-10-01 78.62865385474940 2001-11-01 77.96230927816240 2001-12-01 77.81423272811030 2002-01-01 80.25749600667480 2002-02-01 83.07095066036940 2002-03-01 84.18152488711260 2002-04-01 85.44017566390790 2002-05-01 87.06901781583320 2002-06-01 88.40170686765450 2002-07-01 87.58728574101530 2002-08-01 85.21806073747680 2002-09-01 85.73632876401190 2002-10-01 87.06901781583320 2002-11-01 86.03248186411600 2002-12-01 85.14402246245080 2003-01-01 85.95281667248520 2003-02-01 86.97809879099280 2003-03-01 86.55089786605090 2003-04-01 84.50033373038870 2003-05-01 82.36432930838510 2003-06-01 80.31376507136990 2003-07-01 79.54480350782740 2003-08-01 80.48464544134660 2003-09-01 81.08272663491230 2003-10-01 80.91184626493550 2003-11-01 80.91184626493550 2003-12-01 80.31376507136990 2004-01-01 79.63024369281580 2004-02-01 80.14288470139310 2004-03-01 80.65552581132340 2004-04-01 81.33904718987740 2004-05-01 82.02256856843150 2004-06-01 81.76624811481940 2004-07-01 81.33904718987740 2004-08-01 81.68080792983100 2004-09-01 81.59536774484260 2004-10-01 80.91184626493550 2004-11-01 80.05744451640470 2004-12-01 78.86128212927330 2005-01-01 78.09232056573090 2005-02-01 78.17776064936620 2005-03-01 77.92144019575410 2005-04-01 78.17776064936620 2005-05-01 78.17776064936620 2005-06-01 78.94672231426170 2005-07-01 80.39920525635820 2005-08-01 80.22832488638140 2005-09-01 80.31376507136990 2005-10-01 81.25360700488910 2005-11-01 82.02256856843150 2005-12-01 81.93712838344310 2006-01-01 81.85168819845480 2006-02-01 82.44976949337340 2006-03-01 82.70609004833860 2006-04-01 82.27888912339670 2006-05-01 80.65552581132340 2006-06-01 80.65552581132340 2006-07-01 80.05744451640470 2006-08-01 79.45936332283900 2006-09-01 79.11760258288550 2006-10-01 78.17776064936620 2006-11-01 77.92144019575410 2006-12-01 77.23791871584700 2007-01-01 77.25987684622690 2007-02-01 77.09942022827900 2007-03-01 76.85873530135710 2007-04-01 76.05645200891150 2007-05-01 74.93325548057010 2007-06-01 75.73553867166270 2007-07-01 77.42033356552790 2007-08-01 78.38307347592140 2007-09-01 77.25987684622690 2007-10-01 76.29713693583340 2007-11-01 75.65531036268870 2007-12-01 75.01348378954400 2008-01-01 74.61234214332120 2008-02-01 73.08800396875700 2008-03-01 72.92754735080910 2008-04-01 72.92754735080910 2008-05-01 72.44617739561230 2008-06-01 72.04503574938950 2008-07-01 73.16823227773090 2008-08-01 75.73553867166270 2008-09-01 77.42033356552790 2008-10-01 78.14238844764650 2008-11-01 79.90741165048560 2008-12-01 80.95037986985310 2009-01-01 81.57551897338020 2009-02-01 82.62907726507170 2009-03-01 83.30636482517600 2009-04-01 83.83314397102180 2009-05-01 84.13416069818580 2009-06-01 83.90839817815100 2009-07-01 84.28466901109130 2009-08-01 84.66093984403150 2009-09-01 84.96195657119560 2009-10-01 85.26297319700660 2009-11-01 85.48873571704130 2009-12-01 85.71449823707610 2010-01-01 86.09076907001640 2010-02-01 86.24127738292180 2010-03-01 86.54229411008590 2010-04-01 86.54229411008590 2010-05-01 86.84331073589690 2010-06-01 87.21958156883710 2010-07-01 87.67110660890660 2010-08-01 88.12263164897620 2010-09-01 88.57415658769270 2010-10-01 88.72466500195120 2010-11-01 88.87517331485670 2010-12-01 89.10093583489150 2011-01-01 89.53357201788960 2011-02-01 89.79613379007460 2011-03-01 89.97117500531550 2011-04-01 90.14621622055650 2011-05-01 90.32125743579740 2011-06-01 90.58381920798240 2011-07-01 91.19646341064920 2011-08-01 91.72158695501900 2011-09-01 92.24671060074190 2011-10-01 92.50927237292690 2011-11-01 92.68431358816780 2011-12-01 92.94687536035270 2012-01-01 93.38447834777860 2012-02-01 93.47199890472260 2012-03-01 93.64704011996360 2012-04-01 93.82208133520450 2012-05-01 93.99712255044550 2012-06-01 94.17216376568640 2012-07-01 94.52224609481530 2012-08-01 94.78480796835330 2012-09-01 95.04736974053820 2012-10-01 95.39745206966710 2012-11-01 95.48497272796410 2012-12-01 95.57249328490800 2013-01-01 95.75681164553580 2013-02-01 95.85124640370940 2013-03-01 96.04011581870350 2013-04-01 96.13455057687700 2013-05-01 96.22898533505060 2013-06-01 96.41785475004460 2013-07-01 96.70115892321220 2013-08-01 96.89002843955930 2013-09-01 97.07889785455340 2013-10-01 97.26776726954740 2013-11-01 97.36220202772100 2013-12-01 97.45663678589460 2014-01-01 97.64550620088860 2014-02-01 97.83437561588270 2014-03-01 97.83437561588270 2014-04-01 98.02324513222980 2014-05-01 98.11767978905030 2014-06-01 98.21211454722380 2014-07-01 98.40098396221790 2014-08-01 98.58985347856500 2014-09-01 98.77872289355900 2014-10-01 98.87315765173260 2014-11-01 99.06202706672660 2014-12-01 99.15646182490020 2015-01-01 99.38499381602950 2015-02-01 99.58179582733300 2015-03-01 99.58179582733300 2015-04-01 99.68019683298480 2015-05-01 99.68019683298480 2015-06-01 99.87699874293530 2015-07-01 99.97539974858710 2015-08-01 100.17220175989100 2015-09-01 100.36900366984100 2015-10-01 100.46740467549300 2015-11-01 100.56580568114500 2015-12-01 100.66420658544300 2016-01-01 100.76260759109500 2016-02-01 100.86100859674700 2016-03-01 100.95940960239900 2016-04-01 100.95940960239900 2016-05-01 101.05781060805000 2016-06-01 101.15621151234900 2016-07-01 101.35301352365300 2016-08-01 101.54981573766200 2016-09-01 101.64821633790200 2016-10-01 101.74661795167200 2016-11-01 101.84501855191200 2016-12-01 101.94341915215100 2017-01-01 102.16383763184200 2017-02-01 102.26519064536600 2017-03-01 102.36654365888900 2017-04-01 102.46789667241300 2017-05-01 102.67060269946000 2017-06-01 102.77195571298400 2017-07-01 102.87330872650800 2017-08-01 103.07601475355500 2017-09-01 103.27872078060200 2017-10-01 103.38007379412600 2017-11-01 103.48142680764900 2017-12-01 103.48142680764900 2018-01-01 103.68413283469700 2018-02-01 103.78548584822000 2018-03-01 103.88683886174400 2018-04-01 103.98819187526800 2018-05-01 104.08954488879100 2018-06-01 104.19089790231500 2018-07-01 104.39360392936200 2018-08-01 104.59630995641000 2018-09-01 104.79901598345700