Month Index source base 1985-01-01 2.53114637 1985-02-01 2.78979028 1985-03-01 3.10041201 1985-04-01 3.48190698 1985-05-01 3.54953855 1985-06-01 4.16846480 1985-07-01 5.44001584 1985-08-01 5.51761887 1985-09-01 5.51991147 1985-10-01 5.54283742 1985-11-01 5.57149486 1985-12-01 5.62175935 1986-01-01 5.77980841 1986-02-01 6.21450964 1986-03-01 6.25959575 1986-04-01 6.23626284 1986-05-01 6.31050391 1986-06-01 6.46110721 1986-07-01 6.48656129 1986-08-01 6.75066972 1986-09-01 6.83937525 1986-10-01 6.87755637 1986-11-01 7.03664437 1986-12-01 7.09391605 1987-01-01 7.30179103 1987-02-01 7.55633184 1987-03-01 7.63481525 1987-04-01 7.64542112 1987-05-01 7.77269152 1987-06-01 7.87662901 1987-07-01 7.91481013 1987-08-01 7.99117237 1987-09-01 7.92965834 1987-10-01 8.02511115 1987-11-01 8.19480501 1987-12-01 8.23722848 1988-01-01 8.63760356 1988-02-01 8.56089282 1988-03-01 8.52588520 1988-04-01 8.63957947 1988-05-01 8.75327373 1988-06-01 8.77368865 1988-07-01 8.84003094 1988-08-01 8.95462325 1988-09-01 8.97211467 1988-10-01 9.11641893 1988-11-01 9.12736345 1988-12-01 9.23523549 1989-01-01 9.47436752 1989-02-01 9.71422423 1989-03-01 9.65372893 1989-04-01 9.61000036 1989-05-01 9.80462961 1989-06-01 10.22836920 1989-07-01 10.42747040 1989-08-01 10.59513780 1989-09-01 10.57112420 1989-10-01 10.59226380 1989-11-01 10.91298120 1989-12-01 11.08589480 1990-01-01 11.28634630 1990-02-01 11.42920120 1990-03-01 12.00133900 1990-04-01 12.18377250 1990-05-01 12.47093160 1990-06-01 12.55838870 1990-07-01 12.68082870 1990-08-01 12.71143870 1990-09-01 12.69394730 1990-10-01 13.35409350 1990-11-01 15.09248320 1990-12-01 15.12466640 1991-01-01 15.36229950 1991-02-01 15.19323220 1991-03-01 15.15832370 1991-04-01 15.50917410 1991-05-01 16.10557950 1991-06-01 16.28351630 1991-07-01 16.63216790 1991-08-01 16.86117920 1991-09-01 16.98729210 1991-10-01 17.31308220 1991-11-01 17.35681080 1991-12-01 17.53402290 1992-01-01 18.05186560 1992-02-01 18.11745840 1992-03-01 18.02053090 1992-04-01 17.96153450 1992-05-01 18.24009650 1992-06-01 18.46388640 1992-07-01 18.59072400 1992-08-01 18.71171460 1992-09-01 18.59292280 1992-10-01 18.70086920 1992-11-01 19.01886120 1992-12-01 19.78642720 1993-01-01 20.09127600 1993-02-01 20.60921770 1993-03-01 20.55756720 1993-04-01 20.72673350 1993-05-01 20.97088880 1993-06-01 21.24220400 1993-07-01 21.32313900 1993-08-01 21.40052480 1993-09-01 21.35467180 1993-10-01 21.47418820 1993-11-01 21.59225540 1993-12-01 21.70157680 1994-01-01 20.62206680 1994-02-01 20.77870300 1994-03-01 20.66317600 1994-04-01 20.72479040 1994-05-01 20.84031740 1994-06-01 20.88652820 1994-07-01 21.03963850 1994-08-01 21.24703590 1994-09-01 21.25891360 1994-10-01 21.47168820 1994-11-01 21.66330750 1994-12-01 21.83757310 1995-01-01 22.06092530 1995-02-01 22.11483790 1995-03-01 22.07632890 1995-04-01 22.04552170 1995-05-01 22.22266310 1995-06-01 22.37669910 1995-07-01 22.59429970 1995-08-01 22.82832830 1995-09-01 24.02900310 1995-10-01 25.90465920 1995-11-01 26.02018620 1995-12-01 26.05869520 1996-01-01 26.19732760 1996-02-01 26.67271230 1996-03-01 26.70351950 1996-04-01 26.71892310 1996-05-01 26.88066090 1996-06-01 27.06550410 1996-07-01 28.42401640 1996-08-01 28.40861280 1996-09-01 28.40091100 1996-10-01 28.44712180 1996-11-01 28.60115780 1996-12-01 28.88047150 1997-01-01 31.18112560 1997-02-01 31.34481360 1997-03-01 31.42183160 1997-04-01 31.39102440 1997-05-01 31.45263880 1997-06-01 31.60667480 1997-07-01 32.62138310 1997-08-01 32.82162990 1997-09-01 32.76001550 1997-10-01 32.77541910 1997-11-01 33.12200010 1997-12-01 33.16821090 1998-01-01 34.10135080 1998-02-01 34.13633390 1998-03-01 34.05931590 1998-04-01 34.16714110 1998-05-01 34.37156390 1998-06-01 34.39466930 1998-07-01 34.75100100 1998-08-01 34.84342270 1998-09-01 34.72019380 1998-10-01 35.16922280 1998-11-01 36.12926970 1998-12-01 37.36157850 1999-01-01 36.95998790 1999-02-01 37.28651280 1999-03-01 37.08243470 1999-04-01 37.19467760 1999-05-01 37.39875570 1999-06-01 37.34773620 1999-07-01 37.35794010 1999-08-01 37.30692060 1999-09-01 37.27630890 1999-10-01 37.38855180 1999-11-01 37.40895960 1999-12-01 37.38855180 2000-01-01 37.99113580 2000-02-01 38.49845700 2000-03-01 38.31462850 2000-04-01 38.13095830 2000-05-01 38.43707540 2000-06-01 38.48809490 2000-07-01 38.54931830 2000-08-01 38.70237690 2000-09-01 38.34524020 2000-10-01 38.46768710 2000-11-01 38.67176520 2000-12-01 38.72278470 2001-01-01 39.54379530 2001-02-01 39.89505450 2001-03-01 39.78698790 2001-04-01 39.87885300 2001-05-01 40.37726330 2001-06-01 40.39095950 2001-07-01 40.54579430 2001-08-01 40.65954030 2001-09-01 41.01798210 2001-10-01 41.51138190 2001-11-01 41.76459540 2001-12-01 41.71131370 2002-01-01 42.26918620 2002-02-01 43.16061320 2002-03-01 43.22308180 2002-04-01 43.73318410 2002-05-01 46.56113000 2002-06-01 47.48145270 2002-07-01 48.37588600 2002-08-01 48.16426220 2002-09-01 48.28101460 2002-10-01 49.03781680 2002-11-01 49.06520920 2002-12-01 49.12867980 2003-01-01 48.89002470 2003-02-01 48.81231090 2003-03-01 48.83988970 2003-04-01 49.54835810 2003-05-01 49.94450760 2003-06-01 49.91190610 2003-07-01 50.13755970 2003-08-01 50.04103370 2003-09-01 49.89062870 2003-10-01 49.82168160 2003-11-01 50.00094410 2003-12-01 50.16641730 2004-01-01 50.24915390 2004-02-01 50.08368070 2004-03-01 50.01975630 2004-04-01 49.92323030 2004-05-01 50.19901890 2004-06-01 50.08870350 2004-07-01 50.19901890 2004-08-01 50.08870350 2004-09-01 49.89565140 2004-10-01 49.84926040 2004-11-01 49.88688470 2004-12-01 51.37030360 2005-01-01 51.91167510 2005-02-01 52.13822480 2005-03-01 52.20524340 2005-04-01 51.85674690 2005-05-01 52.17107740 2005-06-01 52.27305360 2005-07-01 52.58817570 2005-08-01 52.84889140 2005-09-01 52.74034830 2005-10-01 52.65256750 2005-11-01 52.99370540 2005-12-01 53.01446770 2006-01-01 53.32354470 2006-02-01 53.63656180 2006-03-01 53.66941440 2006-04-01 53.82421380 2006-05-01 53.58899220 2006-06-01 53.69622190 2006-07-01 53.48176250 2006-08-01 53.70699880 2006-09-01 53.44023800 2006-10-01 53.46704540 2006-11-01 53.63524850 2006-12-01 53.52197360 2007-01-01 53.50597500 2007-02-01 53.69387820 2007-03-01 53.65343260 2007-04-01 53.58632430 2007-05-01 53.82773350 2007-06-01 53.92168510 2007-07-01 54.06896210 2007-08-01 53.84025180 2007-09-01 53.88033610 2007-10-01 54.06805870 2007-11-01 54.01419140 2007-12-01 54.05427570 2008-01-01 54.50970880 2008-02-01 54.75111810 2008-03-01 54.84488900 2008-04-01 54.88515400 2008-05-01 55.03279230 2008-06-01 55.09990060 2008-07-01 55.18043060 2008-08-01 55.34130980 2008-09-01 55.26096050 2008-10-01 55.23411720 2008-11-01 55.40841820 2008-12-01 55.38157480 2009-01-01 56.14596700 2009-02-01 56.09026050 2009-03-01 56.14032000 2009-04-01 56.32412590 2009-05-01 61.26836780 2009-06-01 61.35180030 2009-07-01 61.59695970 2009-08-01 61.66935270 2009-09-01 61.56923360 2009-10-01 61.55254710 2009-11-01 61.68603920 2009-12-01 61.45242810 2010-01-01 61.99204320 2010-02-01 62.47055920 2010-03-01 62.97680130 2010-04-01 63.28819790 2010-05-01 63.47174950 2010-06-01 63.61088840 2010-07-01 68.23167670 2010-08-01 68.78360320 2010-09-01 68.75023020 2010-10-01 68.87268270 2010-11-01 68.86703570 2010-12-01 68.71685720 2011-01-01 69.30962880 2011-02-01 69.44751480 2011-03-01 69.67193940 2011-04-01 69.48831930 2011-05-01 69.71274390 2011-06-01 69.93716860 2011-07-01 69.77395070 2011-08-01 69.67686920 2011-09-01 69.20761760 2011-10-01 69.18721540 2011-11-01 69.63606470 2011-12-01 69.44751480 2012-01-01 72.12611400 2012-02-01 72.12543060 2012-03-01 71.94181050 2012-04-01 71.56964040 2012-05-01 72.05929420 2012-06-01 72.22744180 2012-07-01 72.22675850 2012-08-01 80.15136880 2012-09-01 80.22243490 2012-10-01 80.41098480 2012-11-01 80.63047980 2012-12-01 80.44685960 2013-01-01 80.99449430 2013-02-01 81.45892000 2013-03-01 81.33828580 2013-04-01 81.76444250 2013-05-01 89.43038060 2013-06-01 92.38512990 2013-07-01 94.70080170 2013-08-01 94.70300650 2013-09-01 94.62331870 2013-10-01 95.29909050 2013-11-01 95.20223670 2013-12-01 95.07939770 2014-01-01 96.08352740 2014-02-01 96.05974700 2014-03-01 95.90478100 2014-04-01 95.57547810 2014-05-01 95.76918560 2014-06-01 95.70886860 2014-07-01 96.10022090 2014-08-01 96.26353370 2014-09-01 96.04604570 2014-10-01 96.04604570 2014-11-01 96.37314380 2014-12-01 96.84591630 2015-01-01 97.37702290 2015-02-01 97.53138990 2015-03-01 97.58969530 2015-04-01 97.31521040 2015-05-01 97.51593670 2015-06-01 97.45587780 2015-07-01 99.83160470 2015-08-01 100.06658000 2015-09-01 99.70973320 2015-10-01 99.51585670 2015-11-01 99.39573880 2015-12-01 99.09895100 2016-01-01 99.07664810 2016-02-01 99.01658910 2016-03-01 99.01658910 2016-04-01 98.90507450 2016-05-01 100.35794300 2016-06-01 100.63752400 2016-07-01 100.64437400 2016-08-01 100.57061500 2016-09-01 100.39219200 2016-10-01 100.53285900 2016-11-01 100.71128200 2016-12-01 100.62207100 2017-01-01 101.86031600 2017-02-01 102.07086700 2017-03-01 101.67338700 2017-04-01 101.49047400 2017-05-01 102.06031600 2017-06-01 101.92212700 2017-07-01 101.78393800 2017-08-01 101.92212700 2017-09-01 101.64575000 2017-10-01 101.75630100 2017-11-01 101.83921400 2017-12-01 101.70102500 2018-01-01 101.72866300 2018-02-01 101.52464760 2018-03-01 102.02063220 2018-04-01 102.03519860 2018-05-01 101.55228530 2018-06-01 101.70102520 2018-07-01 101.70102520 2018-08-01 101.21409650 2018-09-01 101.15882100