Month Index 2015=100 1981-01-01 7.82674418604651 1981-02-01 7.95110159118727 1981-03-01 8.04436964504284 1981-04-01 8.13763769889841 1981-05-01 8.23090575275398 1981-06-01 8.32417380660955 1981-07-01 8.47962056303549 1981-08-01 8.54179926560588 1981-09-01 8.75942472460220 1981-10-01 8.88378212974296 1981-11-01 8.94596083231334 1981-12-01 9.07031823745410 1982-01-01 9.22576499388005 1982-02-01 9.35012239902081 1982-03-01 9.50556915544676 1982-04-01 9.66101591187270 1982-05-01 9.72319461444308 1982-06-01 9.84755201958384 1982-07-01 9.90973072215422 1982-08-01 9.97190942472460 1982-09-01 10.18953488372090 1982-10-01 10.25171358629130 1982-11-01 10.31389228886170 1982-12-01 10.34498164014690 1983-01-01 10.68696450428400 1983-02-01 11.06003671970620 1983-03-01 11.46419828641370 1983-04-01 11.55746634026930 1983-05-01 11.65073439412480 1983-06-01 11.74400244798040 1983-07-01 11.80618115055080 1983-08-01 11.96162790697670 1983-09-01 12.14816401468790 1983-10-01 12.33470012239900 1983-11-01 12.42796817625460 1983-12-01 12.52123623011020 1984-01-01 12.86321909424720 1984-02-01 13.20520195838430 1984-03-01 13.45391676866580 1984-04-01 13.57827417380660 1984-05-01 13.73372093023260 1984-06-01 13.85807833537330 1984-07-01 13.98243574051410 1984-08-01 14.07570379436960 1984-09-01 14.23115055079560 1984-10-01 14.41768665850670 1984-11-01 14.51095471236230 1984-12-01 14.66640146878820 1985-01-01 15.31927784577720 1985-02-01 15.44363525091800 1985-03-01 15.69235006119950 1985-04-01 15.78561811505510 1985-05-01 15.94106487148100 1985-06-01 16.03433292533660 1985-07-01 16.15869033047740 1985-08-01 16.46958384332930 1985-09-01 17.02919216646270 1985-10-01 17.46444308445530 1985-11-01 17.89969400244800 1985-12-01 18.49039167686660 1986-01-01 19.26762545899630 1986-02-01 19.51634026927780 1986-03-01 19.57851897184820 1986-04-01 19.48525091799270 1986-05-01 19.57851897184820 1986-06-01 19.76505507955940 1986-07-01 19.82723378212970 1986-08-01 20.01376988984090 1986-09-01 20.26248470012240 1986-10-01 20.51119951040390 1986-11-01 20.60446756425950 1986-12-01 20.66664626682990 1987-01-01 20.35575275397800 1987-02-01 20.57337821297430 1987-03-01 20.82209302325580 1987-04-01 21.10189718482250 1987-05-01 21.22625458996330 1987-06-01 21.31952264381880 1987-07-01 21.44388004895960 1987-08-01 21.56046511627910 1987-09-01 21.80917992656060 1987-10-01 22.08898408812730 1987-11-01 22.30660954712360 1987-12-01 22.43096695226440 1988-01-01 22.61750305997550 1988-02-01 22.86621787025700 1988-03-01 23.05275397796820 1988-04-01 23.27037943696450 1988-05-01 23.45691554467560 1988-06-01 23.70563035495720 1988-07-01 23.92325581395350 1988-08-01 24.01652386780910 1988-09-01 24.29632802937580 1988-10-01 24.57613219094250 1988-11-01 24.79375764993880 1988-12-01 24.94920440636470 1989-01-01 25.35336597307220 1989-02-01 25.66425948592410 1989-03-01 25.94406364749080 1989-04-01 26.25495716034270 1989-05-01 26.78347613219090 1989-06-01 26.90783353733170 1989-07-01 27.03219094247250 1989-08-01 27.31199510403920 1989-09-01 27.59179926560590 1989-10-01 27.59179926560590 1989-11-01 27.74724602203180 1989-12-01 28.18249694002450 1990-01-01 30.57637698898410 1990-02-01 30.85618115055080 1990-03-01 31.32252141982860 1990-04-01 31.50905752753980 1990-05-01 32.50391676866580 1990-06-01 32.70599755201960 1990-07-01 33.05575275397800 1990-08-01 33.80966952264380 1990-09-01 34.68794369645040 1990-10-01 35.26309669522640 1990-11-01 35.74498164014690 1990-12-01 35.89265605875150 1991-01-01 36.38231334149330 1991-02-01 36.18023255813950 1991-03-01 36.11028151774790 1991-04-01 37.23727050183600 1991-05-01 37.57148102815180 1991-06-01 37.43935128518970 1991-07-01 37.60257037943700 1991-08-01 37.96787025703790 1991-09-01 38.10000000000000 1991-10-01 38.59742962056300 1991-11-01 38.56634026927780 1991-12-01 38.43421052631580 1992-01-01 40.45501835985310 1992-02-01 40.58714810281520 1992-03-01 41.05348837209300 1992-04-01 41.44987760097920 1992-05-01 41.68304773561810 1992-06-01 41.78408812729500 1992-07-01 41.91621787025700 1992-08-01 42.11829865361080 1992-09-01 42.54577723378210 1992-10-01 43.20642594859240 1992-11-01 43.34632802937580 1992-12-01 43.24528763769890 1993-01-01 44.37227662178700 1993-02-01 44.69871481028150 1993-03-01 45.13396572827420 1993-04-01 45.46817625459000 1993-05-01 45.53035495716030 1993-06-01 45.56144430844550 1993-07-01 45.86456548347610 1993-08-01 46.15991432068540 1993-09-01 46.26095471236230 1993-10-01 46.49412484700120 1993-11-01 46.55630354957160 1993-12-01 46.33090575275400 1994-01-01 47.59002447980420 1994-02-01 47.59002447980420 1994-03-01 48.35171358629130 1994-04-01 48.48384332925340 1994-05-01 48.98127294981640 1994-06-01 49.34657282741740 1994-07-01 49.67301101591190 1994-08-01 50.03831089351280 1994-09-01 50.07717258261930 1994-10-01 50.20930232558140 1994-11-01 50.90104039167680 1994-12-01 51.29742962056300 1995-01-01 52.68090575275400 1995-02-01 52.87521419828640 1995-03-01 53.13947368421050 1995-04-01 53.33378212974300 1995-05-01 53.72239902080780 1995-06-01 53.72239902080780 1995-07-01 54.04883720930230 1995-08-01 54.18096695226440 1995-09-01 54.50740514075890 1995-10-01 54.63953488372090 1995-11-01 54.90379436964500 1995-12-01 55.16028151774790 1996-01-01 56.17068543451650 1996-02-01 56.22509179926560 1996-03-01 56.59816401468790 1996-04-01 56.92460220318240 1996-05-01 56.92460220318240 1996-06-01 56.81578947368420 1996-07-01 56.97900856793140 1996-08-01 56.97900856793140 1996-09-01 57.35208078335370 1996-10-01 57.62411260709910 1996-11-01 57.62411260709910 1996-12-01 57.78733170134640 1997-01-01 58.30030599755200 1997-02-01 58.36248470012240 1997-03-01 58.36248470012240 1997-04-01 58.62674418604650 1997-05-01 58.69669522643820 1997-06-01 58.89100367197060 1997-07-01 58.95318237454100 1997-08-01 59.34957160342720 1997-09-01 59.54388004895960 1997-10-01 59.60605875153000 1997-11-01 59.54388004895960 1997-12-01 59.41175030599750 1998-01-01 59.47392900856790 1998-02-01 59.47392900856790 1998-03-01 60.06462668298650 1998-04-01 60.78745410036720 1998-05-01 61.11389228886170 1998-06-01 60.98176254589960 1998-07-01 61.04394124847000 1998-08-01 61.11389228886170 1998-09-01 61.23824969400240 1998-10-01 60.98176254589960 1998-11-01 60.84963280293760 1998-12-01 60.71750305997550 1999-01-01 60.98176254589960 1999-02-01 60.98176254589960 1999-03-01 61.17607099143210 1999-04-01 61.69681762545900 1999-05-01 61.69681762545900 1999-06-01 61.82894736842100 1999-07-01 62.41964504283960 1999-08-01 62.67613219094250 1999-09-01 62.74608323133420 1999-10-01 62.80826193390450 1999-11-01 63.07252141982860 1999-12-01 63.26682986536110 2000-01-01 63.50000000000000 2000-02-01 64.10000000000000 2000-03-01 64.60000000000000 2000-04-01 64.60000000000000 2000-05-01 64.90000000000000 2000-06-01 65.30000000000000 2000-07-01 65.30000000000000 2000-08-01 65.50000000000000 2000-09-01 66.60000000000000 2000-10-01 67.40000000000000 2000-11-01 67.40000000000000 2000-12-01 67.20000000000000 2001-01-01 67.00000000000000 2001-02-01 67.40000000000000 2001-03-01 67.40000000000000 2001-04-01 67.80000000000000 2001-05-01 68.10000000000000 2001-06-01 68.10000000000000 2001-07-01 68.20000000000000 2001-08-01 68.20000000000000 2001-09-01 68.50000000000000 2001-10-01 68.10000000000000 2001-11-01 67.80000000000000 2001-12-01 68.10000000000000 2002-01-01 68.40000000000000 2002-02-01 68.30000000000000 2002-03-01 69.10000000000000 2002-04-01 69.40000000000000 2002-05-01 69.40000000000000 2002-06-01 69.10000000000000 2002-07-01 69.30000000000000 2002-08-01 69.70000000000000 2002-09-01 70.20000000000000 2002-10-01 70.20000000000000 2002-11-01 69.90000000000000 2002-12-01 70.20000000000000 2003-01-01 70.70000000000000 2003-02-01 71.20000000000000 2003-03-01 71.20000000000000 2003-04-01 70.50000000000000 2003-05-01 70.30000000000000 2003-06-01 70.50000000000000 2003-07-01 70.80000000000000 2003-08-01 71.00000000000000 2003-09-01 71.20000000000000 2003-10-01 71.50000000000000 2003-11-01 71.60000000000000 2003-12-01 71.60000000000000 2004-01-01 71.50000000000000 2004-02-01 71.60000000000000 2004-03-01 72.30000000000000 2004-04-01 73.20000000000000 2004-05-01 73.90000000000000 2004-06-01 73.30000000000000 2004-07-01 73.70000000000000 2004-08-01 74.20000000000000 2004-09-01 74.40000000000000 2004-10-01 75.20000000000000 2004-11-01 74.60000000000000 2004-12-01 73.60000000000000 2005-01-01 74.20000000000000 2005-02-01 74.90000000000000 2005-03-01 76.10000000000000 2005-04-01 76.90000000000000 2005-05-01 76.60000000000000 2005-06-01 77.50000000000000 2005-07-01 77.90000000000000 2005-08-01 78.60000000000000 2005-09-01 79.80000000000000 2005-10-01 80.50000000000000 2005-11-01 79.80000000000000 2005-12-01 80.30000000000000 2006-01-01 81.80000000000000 2006-02-01 82.20000000000000 2006-03-01 82.70000000000000 2006-04-01 83.80000000000000 2006-05-01 84.10000000000000 2006-06-01 84.20000000000000 2006-07-01 84.90000000000000 2006-08-01 85.20000000000000 2006-09-01 84.00000000000000 2006-10-01 83.50000000000000 2006-11-01 83.10000000000000 2006-12-01 83.10000000000000 2007-01-01 82.80000000000000 2007-02-01 83.30000000000000 2007-03-01 84.20000000000000 2007-04-01 85.90000000000000 2007-05-01 86.30000000000000 2007-06-01 86.40000000000000 2007-07-01 87.00000000000000 2007-08-01 87.30000000000000 2007-09-01 88.40000000000000 2007-10-01 89.40000000000000 2007-11-01 91.10000000000000 2007-12-01 91.40000000000000 2008-01-01 91.90000000000000 2008-02-01 93.10000000000000 2008-03-01 94.30000000000000 2008-04-01 95.70000000000000 2008-05-01 98.30000000000000 2008-06-01 100.00000000000000 2008-07-01 101.70000000000000 2008-08-01 99.90000000000000 2008-09-01 98.90000000000000 2008-10-01 95.50000000000000 2008-11-01 91.50000000000000 2008-12-01 88.40000000000000 2009-01-01 88.60000000000000 2009-02-01 88.00000000000000 2009-03-01 87.70000000000000 2009-04-01 88.00000000000000 2009-05-01 88.90000000000000 2009-06-01 90.80000000000000 2009-07-01 90.10000000000000 2009-08-01 91.60000000000000 2009-09-01 90.80000000000000 2009-10-01 91.70000000000000 2009-11-01 92.10000000000000 2009-12-01 92.30000000000000 2010-01-01 93.30000000000000 2010-02-01 93.50000000000000 2010-03-01 94.70000000000000 2010-04-01 96.10000000000000 2010-05-01 95.50000000000000 2010-06-01 96.30000000000000 2010-07-01 95.10000000000000 2010-08-01 95.30000000000000 2010-09-01 95.70000000000000 2010-10-01 95.80000000000000 2010-11-01 97.10000000000000 2010-12-01 98.70000000000000 2011-01-01 99.70000000000000 2011-02-01 101.00000000000000 2011-03-01 102.60000000000000 2011-04-01 103.70000000000000 2011-05-01 102.30000000000000 2011-06-01 102.40000000000000 2011-07-01 103.50000000000000 2011-08-01 102.60000000000000 2011-09-01 103.50000000000000 2011-10-01 103.40000000000000 2011-11-01 104.20000000000000 2011-12-01 104.40000000000000 2012-01-01 107.30000000000000 2012-02-01 108.10000000000000 2012-03-01 109.40000000000000 2012-04-01 109.20000000000000 2012-05-01 107.60000000000000 2012-06-01 105.60000000000000 2012-07-01 107.80000000000000 2012-08-01 109.60000000000000 2012-09-01 108.90000000000000 2012-10-01 107.80000000000000 2012-11-01 106.90000000000000 2012-12-01 106.60000000000000 2013-01-01 107.30000000000000 2013-02-01 109.30000000000000 2013-03-01 108.00000000000000 2013-04-01 106.60000000000000 2013-05-01 106.70000000000000 2013-06-01 106.60000000000000 2013-07-01 107.40000000000000 2013-08-01 107.50000000000000 2013-09-01 107.30000000000000 2013-10-01 106.40000000000000 2013-11-01 106.40000000000000 2013-12-01 106.60000000000000 2014-01-01 106.90000000000000 2014-02-01 105.30000000000000 2014-03-01 106.00000000000000 2014-04-01 107.40000000000000 2014-05-01 107.80000000000000 2014-06-01 108.20000000000000 2014-07-01 107.50000000000000 2014-08-01 107.30000000000000 2014-09-01 107.40000000000000 2014-10-01 105.90000000000000 2014-11-01 104.40000000000000 2014-12-01 100.90000000000000 2015-01-01 98.60000000000000 2015-02-01 102.00000000000000 2015-03-01 102.80000000000000 2015-04-01 102.80000000000000 2015-05-01 103.40000000000000 2015-06-01 103.00000000000000 2015-07-01 101.60000000000000 2015-08-01 98.30000000000000 2015-09-01 97.80000000000000 2015-10-01 97.30000000000000 2015-11-01 97.40000000000000 2015-12-01 95.10000000000000 2016-01-01 92.20000000000000 2016-02-01 91.80000000000000 2016-03-01 93.50000000000000 2016-04-01 93.70000000000000 2016-05-01 94.90000000000000 2016-06-01 95.40000000000000 2016-07-01 94.40000000000000 2016-08-01 94.20000000000000 2016-09-01 94.60000000000000 2016-10-01 96.10000000000000 2016-11-01 95.40000000000000 2016-12-01 98.00000000000000 2017-01-01 98.70000000000000 2017-02-01 100.00000000000000 2017-03-01 99.10000000000000 2017-04-01 99.70000000000000 2017-05-01 97.80000000000000 2017-06-01 96.50000000000000 2017-07-01 96.70000000000000 2017-08-01 97.40000000000000 2017-09-01 98.60000000000000 2017-10-01 98.60000000000000 2017-11-01 99.70000000000000 2017-12-01 99.70000000000000 2018-01-01 100.40000000000000 2018-02-01 99.20000000000000 2018-03-01 98.90000000000000 2018-04-01 100.70000000000000 2018-05-01 103.20000000000000 2018-06-01 102.70000000000000 2018-07-01 103.10000000000000 2018-08-01 103.20000000000000 2018-09-01 103.90000000000000