Month Index 2015=100 1971-02-01 6.80115255805633 1971-05-01 7.28345859700628 1971-08-01 7.47255655941396 1971-11-01 7.70202374975139 1972-02-01 7.81038325629961 1972-05-01 8.16091939122470 1972-08-01 8.31975607736263 1972-11-01 8.73327917403207 1973-02-01 8.65933795807131 1973-05-01 9.55210967670865 1973-08-01 10.06148249777170 1973-11-01 10.66122791612010 1974-02-01 10.98437841550410 1974-05-01 11.74022195643630 1974-08-01 12.07158814648270 1974-11-01 12.81100030609030 1975-02-01 13.34228163558620 1975-05-01 14.07895523163970 1975-08-01 14.30351744307600 1975-11-01 14.85944584455880 1976-02-01 15.11413225509030 1976-05-01 15.73046387624320 1976-08-01 15.94991528680520 1976-11-01 16.45885579215120 1977-02-01 16.53356265532120 1977-05-01 17.31331553965860 1977-08-01 17.62148135023500 1977-11-01 18.15376775032160 1978-02-01 18.48527945563870 1978-05-01 19.06425764520660 1978-08-01 19.32573166630180 1978-11-01 19.96540918219530 1979-02-01 20.29225170856430 1979-05-01 21.06266623500540 1979-08-01 21.49689987718130 1979-11-01 22.68287133000580 1980-02-01 22.97236042478970 1980-05-01 23.65872973016450 1980-08-01 23.98557225653350 1980-11-01 24.69528745664900 1981-02-01 25.08749848829170 1981-05-01 25.73651436208150 1981-08-01 26.23611650953120 1981-11-01 27.24932834127500 1982-02-01 27.49212564657760 1982-05-01 28.49068656657440 1982-08-01 28.83939037990660 1982-11-01 29.83795129990340 1983-02-01 29.81417603990340 1983-05-01 30.59875961990090 1983-08-01 30.79688678656690 1983-11-01 31.02671429989950 1984-02-01 31.03463938656610 1984-05-01 32.23132747322890 1984-08-01 32.16792677989580 1984-11-01 32.54833093989460 1985-02-01 32.62758180656100 1985-05-01 33.39804831739350 1985-08-01 33.86702793268290 1985-11-01 34.28017664139020 1986-02-01 34.31367518533950 1986-05-01 35.22930205328540 1986-08-01 35.41912713566440 1986-11-01 36.03326710806720 1987-02-01 36.85956452548180 1987-05-01 38.62382117347520 1987-08-01 38.72431680532290 1987-11-01 39.53944804142110 1988-02-01 39.55061422273750 1988-05-01 41.03571633782050 1988-08-01 41.38186795862940 1988-11-01 41.86201375523520 1989-02-01 41.80618284865310 1989-05-01 42.87813625502880 1989-08-01 42.94513334292730 1989-11-01 43.50344240874800 1990-02-01 43.89425875482250 1990-05-01 44.91038125461610 1990-08-01 44.99971070514740 1990-11-01 45.53568740833530 1991-02-01 45.59151831491740 1991-05-01 47.18828224316450 1991-08-01 47.12128515526600 1991-11-01 47.44510441344200 1992-02-01 47.26644551237940 1992-05-01 48.67338435824750 1992-08-01 48.65105199561470 1992-11-01 48.95253889115790 1993-02-01 48.92921212352680 1993-05-01 49.83905284483210 1993-08-01 49.40098138642580 1993-11-01 50.10863528077440 1994-02-01 50.37688341619330 1994-05-01 50.86545232863480 1994-08-01 51.29973580636060 1994-11-01 51.73401928408640 1995-02-01 52.22258819652790 1995-05-01 52.76544254368520 1995-08-01 53.25401145612670 1995-11-01 53.74258036856820 1996-02-01 54.28543471572550 1996-05-01 54.77400362816700 1996-08-01 55.26257254060860 1996-11-01 55.75114145305010 1997-02-01 56.23971036549160 1997-05-01 56.89113558208030 1997-08-01 57.37970449452180 1997-11-01 57.86827340696340 1998-02-01 58.51969862355210 1998-05-01 59.38826557900370 1998-08-01 60.03969079559240 1998-11-01 60.52825970803390 1999-02-01 61.45111209820130 1999-05-01 61.77682470649560 1999-08-01 62.21110818422140 1999-11-01 62.91681883552590 2000-02-01 63.62252948683030 2000-05-01 63.83967122569320 2000-08-01 64.54538187699760 2000-11-01 65.14252165887060 2001-02-01 65.90251774489080 2001-05-01 66.87965556977380 2001-08-01 67.42250991693110 2001-11-01 68.01964969880400 2002-02-01 68.72536035010850 2002-05-01 69.32250013198150 2002-08-01 69.97392534857020 2002-11-01 70.95106317345320 2003-02-01 71.76534469418910 2003-05-01 72.09105730248350 2003-08-01 72.95962425793510 2003-11-01 73.77390577867100 2004-02-01 74.26247469111250 2004-05-01 74.53390186469110 2004-08-01 75.18532708127980 2004-11-01 75.72818142843710 2005-02-01 76.37960664502580 2005-05-01 78.36547641779640 2005-08-01 77.83081917128130 2005-11-01 78.28909681115140 2006-02-01 78.59461523773150 2006-05-01 80.88600343708230 2006-08-01 80.27496658392210 2006-11-01 80.80962383043730 2007-02-01 81.26790147030740 2007-05-01 84.09394691617340 2007-08-01 83.63566927630320 2007-11-01 84.39946534275350 2008-02-01 84.85774298262360 2008-05-01 87.91292724842470 2008-08-01 87.22551078861940 2008-11-01 87.53102921519950 2009-02-01 88.06568646171470 2009-05-01 90.20431544777540 2009-08-01 89.51689898797020 2009-11-01 89.66965820126030 2010-02-01 90.50983387435560 2010-05-01 92.57208325377120 2010-08-01 91.73190758067600 2010-11-01 91.73190758067600 2011-02-01 92.57208325377120 2011-05-01 94.48157341989690 2011-08-01 93.71777735344660 2011-11-01 94.02329578002670 2012-02-01 94.48157341989690 2012-05-01 96.23830437273250 2012-08-01 95.16898987970210 2012-11-01 95.62726751957230 2013-02-01 95.93278594615240 2013-05-01 97.84227611227800 2013-08-01 96.84934122589270 2013-11-01 97.00210043918270 2014-02-01 97.46037807905290 2014-05-01 99.21710903188850 2014-08-01 98.14779453885810 2014-11-01 98.14779453885810 2015-02-01 98.75883139201840 2015-05-01 101.12659919801400 2015-08-01 100.05728470498400 2015-11-01 100.05728470498400 2016-02-01 100.89746037807900 2016-05-01 103.26522818407500 2016-08-01 102.19591369104400 2016-11-01 102.50143211762500 2017-02-01 103.03608936414000 2017-05-01 105.32747756349100 2017-08-01 104.64006110368500 2017-11-01 104.56368149704000 2018-02-01 105.09833874355500 2018-05-01 107.92438418942100