Month Index source base 1985-01-01 5.57735622 1985-02-01 6.08392808 1985-03-01 6.64115713 1985-04-01 7.56311793 1985-05-01 7.96330970 1985-06-01 9.18414789 1985-07-01 11.47891840 1985-08-01 11.99055600 1985-09-01 12.57311370 1985-10-01 12.73521670 1985-11-01 12.80107100 1985-12-01 12.91251680 1986-01-01 13.19966200 1986-02-01 13.80676810 1986-03-01 13.96344070 1986-04-01 13.95364860 1986-05-01 14.18865750 1986-06-01 14.36491410 1986-07-01 14.68805120 1986-08-01 15.12869270 1986-09-01 15.41266170 1986-10-01 15.60850240 1986-11-01 15.77496700 1986-12-01 15.96101560 1987-01-01 16.27436070 1987-02-01 16.66604210 1987-03-01 16.92063500 1987-04-01 17.20460400 1987-05-01 17.54732520 1987-06-01 18.04671890 1987-07-01 18.36985600 1987-08-01 18.63424100 1987-09-01 18.83008160 1987-10-01 19.15321880 1987-11-01 19.52531610 1987-12-01 19.81907710 1988-01-01 19.87638990 1988-02-01 19.91256160 1988-03-01 20.14767820 1988-04-01 20.43705240 1988-05-01 20.76259830 1988-06-01 20.96154310 1988-07-01 21.17857370 1988-08-01 21.43177610 1988-09-01 21.54029150 1988-10-01 21.75732210 1988-11-01 21.92009510 1988-12-01 22.04669630 1989-01-01 22.82438940 1989-02-01 23.40313780 1989-03-01 23.45739550 1989-04-01 23.67442610 1989-05-01 23.81911320 1989-06-01 24.19891690 1989-07-01 24.41594750 1989-08-01 24.52446280 1989-09-01 24.61489230 1989-10-01 24.81383700 1989-11-01 24.99469590 1989-12-01 25.28407010 1990-01-01 25.66387370 1990-02-01 25.89899020 1990-03-01 26.73094100 1990-04-01 27.68949310 1990-05-01 27.87035190 1990-06-01 27.97886720 1990-07-01 28.15972610 1990-08-01 28.30441320 1990-09-01 28.46718620 1990-10-01 29.17253580 1990-11-01 30.13108780 1990-12-01 30.29386080 1991-01-01 30.47471970 1991-02-01 30.87260920 1991-03-01 31.12581160 1991-04-01 31.79498940 1991-05-01 32.31948010 1991-06-01 32.82588500 1991-07-01 33.27803210 1991-08-01 33.54932050 1991-09-01 33.67592170 1991-10-01 33.89295230 1991-11-01 34.05572530 1991-12-01 34.21849830 1992-01-01 34.79724670 1992-02-01 35.03236320 1992-03-01 35.06853500 1992-04-01 35.14087850 1992-05-01 35.48451040 1992-06-01 35.75579870 1992-07-01 35.81005630 1992-08-01 35.93665750 1992-09-01 36.17177410 1992-10-01 36.47923420 1992-11-01 36.91329540 1992-12-01 37.61864500 1993-01-01 38.08887810 1993-02-01 38.63145470 1993-03-01 38.79422770 1993-04-01 39.13785950 1993-05-01 39.30063250 1993-06-01 40.00598210 1993-07-01 40.13258330 1993-08-01 40.51238700 1993-09-01 40.45812930 1993-10-01 40.60281640 1993-11-01 40.76558940 1993-12-01 40.94644830 1994-01-01 41.38050950 1994-02-01 41.65903220 1994-03-01 41.77839910 1994-04-01 41.89776590 1994-05-01 42.17628860 1994-06-01 42.29565540 1994-07-01 42.77312280 1994-08-01 42.93227860 1994-09-01 43.17101240 1994-10-01 43.52911290 1994-11-01 43.80763560 1994-12-01 44.12594720 1995-01-01 44.52383670 1995-02-01 44.80235940 1995-03-01 44.80235940 1995-04-01 45.04109310 1995-05-01 45.43898260 1995-06-01 45.63792730 1995-07-01 45.87666110 1995-08-01 46.19497270 1995-09-01 47.38864120 1995-10-01 48.98019930 1995-11-01 49.29851090 1995-12-01 49.61682250 1996-01-01 49.93513410 1996-02-01 50.69112420 1996-03-01 51.12880270 1996-04-01 51.24816950 1996-05-01 51.56648110 1996-06-01 51.72563690 1996-07-01 52.83972760 1996-08-01 52.91930550 1996-09-01 53.07846130 1996-10-01 53.19782810 1996-11-01 53.55592870 1996-12-01 53.95381820 1997-01-01 55.78411000 1997-02-01 55.86368790 1997-03-01 55.98305470 1997-04-01 56.06263260 1997-05-01 56.69925590 1997-06-01 56.85841170 1997-07-01 57.89292440 1997-08-01 58.01229130 1997-09-01 58.13165810 1997-10-01 58.29081390 1997-11-01 58.29081390 1997-12-01 58.41018080 1998-01-01 59.16617090 1998-02-01 59.56406040 1998-03-01 59.56406040 1998-04-01 59.80279410 1998-05-01 59.84258300 1998-06-01 60.00173880 1998-07-01 60.51899520 1998-08-01 60.79751790 1998-09-01 60.99646260 1998-10-01 61.79224170 1998-11-01 63.94084500 1998-12-01 65.21409150 1999-01-01 65.48565110 1999-02-01 65.66840170 1999-03-01 65.42473420 1999-04-01 65.48565110 1999-05-01 65.85115240 1999-06-01 65.79023550 1999-07-01 66.09481990 1999-08-01 66.09481990 1999-09-01 65.79023550 1999-10-01 66.64307190 1999-11-01 66.70398880 1999-12-01 66.82582250 2000-01-01 67.43499140 2000-02-01 67.61774200 2000-03-01 67.61774200 2000-04-01 66.94765630 2000-05-01 67.61774200 2000-06-01 67.67865890 2000-07-01 67.80049270 2000-08-01 67.37407450 2000-09-01 67.06949010 2000-10-01 67.31315760 2000-11-01 67.67865890 2000-12-01 67.49590830 2001-01-01 67.69839600 2001-02-01 68.17086740 2001-03-01 67.42841240 2001-04-01 67.22592460 2001-05-01 68.17086740 2001-06-01 68.03587550 2001-07-01 67.96837960 2001-08-01 67.96837960 2001-09-01 67.76589190 2001-10-01 68.84582640 2001-11-01 69.58828140 2001-12-01 69.04831420 2002-01-01 69.52078550 2002-02-01 70.12824870 2002-03-01 69.92576100 2002-04-01 70.73571190 2002-05-01 72.89558090 2002-06-01 73.77302770 2002-07-01 74.71797050 2002-08-01 74.38049090 2002-09-01 74.31299500 2002-10-01 75.52792140 2002-11-01 75.93289680 2002-12-01 75.73040910 2003-01-01 75.51030490 2003-02-01 75.51030490 2003-03-01 75.72959910 2003-04-01 75.65650110 2003-05-01 75.94889330 2003-06-01 75.21791260 2003-07-01 74.92552040 2003-08-01 74.77932420 2003-09-01 74.41383390 2003-10-01 74.26763780 2003-11-01 74.70622620 2003-12-01 74.41383390 2004-01-01 74.56003000 2004-02-01 74.70622620 2004-03-01 74.48693200 2004-04-01 74.26763780 2004-05-01 74.92552040 2004-06-01 74.77932420 2004-07-01 74.63312810 2004-08-01 74.56003000 2004-09-01 74.63312810 2004-10-01 75.21791260 2004-11-01 75.72959910 2004-12-01 76.67987400 2005-01-01 77.41085470 2005-02-01 77.41085470 2005-03-01 77.33775660 2005-04-01 77.41085470 2005-05-01 77.70324700 2005-06-01 77.84944310 2005-07-01 78.14183540 2005-08-01 77.92254120 2005-09-01 77.92254120 2005-10-01 78.06873730 2005-11-01 78.50732570 2005-12-01 78.50732570 2006-01-01 79.16520840 2006-02-01 79.60379680 2006-03-01 79.53069870 2006-04-01 79.74999290 2006-05-01 80.62716970 2006-06-01 80.99266010 2006-07-01 80.48097360 2006-08-01 80.26167940 2006-09-01 79.96928710 2006-10-01 79.82309100 2006-11-01 79.96928710 2006-12-01 80.04238520 2007-01-01 80.44259710 2007-02-01 80.60268190 2007-03-01 80.20246990 2007-04-01 80.36255470 2007-05-01 80.68272430 2007-06-01 80.60268190 2007-07-01 80.60268190 2007-08-01 80.44259710 2007-09-01 80.28251230 2007-10-01 81.00289380 2007-11-01 81.48314810 2007-12-01 81.08293620 2008-01-01 81.64323290 2008-02-01 81.72327530 2008-03-01 82.04344480 2008-04-01 81.96340240 2008-05-01 82.60374150 2008-06-01 82.20352960 2008-07-01 83.24408060 2008-08-01 83.24408060 2008-09-01 83.08399580 2008-10-01 83.24408060 2008-11-01 83.56425010 2008-12-01 82.84386870 2009-01-01 83.42977890 2009-02-01 83.59498640 2009-03-01 83.34717520 2009-04-01 83.51238270 2009-05-01 85.99049490 2009-06-01 85.99049490 2009-07-01 85.90789120 2009-08-01 86.56872110 2009-09-01 86.23830610 2009-10-01 86.23830610 2009-11-01 86.56872110 2009-12-01 86.56872110 2010-01-01 86.48611740 2010-02-01 86.56872110 2010-03-01 86.40351360 2010-04-01 86.48611740 2010-05-01 86.89913610 2010-06-01 87.14694730 2010-07-01 89.21204080 2010-08-01 89.04683330 2010-09-01 88.63381460 2010-10-01 89.95547450 2010-11-01 89.79026700 2010-12-01 89.37724830 2011-01-01 89.90839040 2011-02-01 90.08433630 2011-03-01 89.82041740 2011-04-01 89.82041740 2011-05-01 90.26028230 2011-06-01 90.26028230 2011-07-01 90.26028230 2011-08-01 90.70014720 2011-09-01 90.43622830 2011-10-01 90.70014720 2011-11-01 90.61217430 2011-12-01 90.52420130 2012-01-01 91.75582310 2012-02-01 91.66785010 2012-03-01 91.57987710 2012-04-01 91.22798510 2012-05-01 91.40393110 2012-06-01 91.57987710 2012-07-01 91.66785010 2012-08-01 94.74690450 2012-09-01 94.83487750 2012-10-01 95.09879650 2012-11-01 95.27474240 2012-12-01 95.45068840 2013-01-01 95.59109330 2013-02-01 95.59109330 2013-03-01 95.21914350 2013-04-01 95.31213100 2013-05-01 98.38071660 2013-06-01 99.31059110 2013-07-01 99.49656600 2013-08-01 99.31059110 2013-09-01 99.03162870 2013-10-01 99.58955340 2013-11-01 99.68254090 2013-12-01 99.77552830 2014-01-01 99.40357850 2014-02-01 100.05449100 2014-03-01 99.96150320 2014-04-01 99.31059110 2014-05-01 99.40357850 2014-06-01 99.40357850 2014-07-01 99.03162870 2014-08-01 99.21760360 2014-09-01 98.75266640 2014-10-01 98.93864130 2014-11-01 99.49656600 2014-12-01 99.31059110 2015-01-01 99.30417500 2015-02-01 99.90059640 2015-03-01 99.50298210 2015-04-01 99.60238570 2015-05-01 99.50298210 2015-06-01 99.40357850 2015-07-01 99.90059640 2015-08-01 100.29821100 2015-09-01 100.29821100 2015-10-01 100.39761400 2015-11-01 100.00000000 2015-12-01 99.40357850 2016-01-01 99.60238570 2016-02-01 99.80119280 2016-03-01 99.60238570 2016-04-01 99.40357850 2016-05-01 100.29821100 2016-06-01 100.39761400 2016-07-01 100.19880700 2016-08-01 100.49701800 2016-09-01 100.29821100 2016-10-01 100.09940400 2016-11-01 100.19880700 2016-12-01 100.09940400 2017-01-01 101.20000000 2017-02-01 101.20000000 2017-03-01 101.50000000 2017-04-01 101.30000000 2017-05-01 101.40000000 2017-06-01 101.30000000 2017-07-01 101.20000000 2017-08-01 101.30000000 2017-09-01 100.70000000 2017-10-01 100.90000000 2017-11-01 100.90000000 2017-12-01 100.60000000 2018-01-01 100.80000000 2018-02-01 100.70000000 2018-03-01 100.80000000 2018-04-01 100.80000000 2018-05-01 101.30000000 2018-06-01 100.50000000 2018-07-01 100.90000000 2018-08-01 100.70000000 2018-09-01 100.50000000