Month Index source base 1968-01-01 0.677188164 1968-02-01 0.744906981 1968-03-01 0.767479919 1968-04-01 0.722334042 1968-05-01 0.759955607 1968-06-01 0.782528545 1968-07-01 0.820150110 1968-08-01 0.842723049 1968-09-01 0.842723049 1968-10-01 0.835198736 1968-11-01 1.023306559 1968-12-01 0.902917552 1969-01-01 0.917966178 1969-02-01 0.933014804 1969-03-01 0.955587743 1969-04-01 0.910441865 1969-05-01 0.910441865 1969-06-01 0.895393239 1969-07-01 0.910441865 1969-08-01 0.940539117 1969-09-01 0.940539117 1969-10-01 0.955587743 1969-11-01 0.970636369 1969-12-01 0.985684995 1970-01-01 1.060928124 1970-02-01 1.060928124 1970-03-01 1.053403811 1970-04-01 1.038355185 1970-05-01 1.038355185 1970-06-01 1.053403811 1970-07-01 1.053403811 1970-08-01 1.053403811 1970-09-01 1.030830872 1970-10-01 1.030830872 1970-11-01 1.068452437 1970-12-01 1.075976750 1971-01-01 1.106074002 1971-02-01 1.136171253 1971-03-01 1.136171253 1971-04-01 1.121122627 1971-05-01 1.091025376 1971-06-01 1.075976750 1971-07-01 1.075976750 1971-08-01 1.068452437 1971-09-01 1.060928124 1971-10-01 1.075976750 1971-11-01 1.106074002 1971-12-01 1.098549689 1972-01-01 1.121122627 1972-02-01 1.143695566 1972-03-01 1.143695566 1972-04-01 1.143695566 1972-05-01 1.136171253 1972-06-01 1.113598315 1972-07-01 1.106074002 1972-08-01 1.113598315 1972-09-01 1.128646940 1972-10-01 1.173792818 1972-11-01 1.301706138 1972-12-01 1.384473580 1973-01-01 1.361900641 1973-02-01 1.369424954 1973-03-01 1.384473580 1973-04-01 1.422095145 1973-05-01 1.422095145 1973-06-01 1.497338274 1973-07-01 1.572581404 1973-08-01 1.572581404 1973-09-01 1.625251594 1973-10-01 1.670397472 1973-11-01 1.700494724 1973-12-01 1.760689227 1974-01-01 1.941272738 1974-02-01 2.008991554 1974-03-01 2.039088806 1974-04-01 2.121856248 1974-05-01 2.121856248 1974-06-01 2.144429187 1974-07-01 2.151953500 1974-08-01 2.151953500 1974-09-01 2.197099377 1974-10-01 2.257293881 1974-11-01 2.302439758 1974-12-01 2.355109949 1975-01-01 2.377682888 1975-02-01 2.400255827 1975-03-01 2.445401704 1975-04-01 2.490547582 1975-05-01 2.513120521 1975-06-01 2.513120521 1975-07-01 2.535693459 1975-08-01 2.558266398 1975-09-01 2.656082466 1975-10-01 2.678655405 1975-11-01 2.753898535 1975-12-01 2.814093038 1976-01-01 2.874287542 1976-02-01 2.934482045 1976-03-01 2.934482045 1976-04-01 2.949530671 1976-05-01 3.002200862 1976-06-01 3.054871052 1976-07-01 3.084968304 1976-08-01 3.137638494 1976-09-01 3.212881624 1976-10-01 3.212881624 1976-11-01 3.220405937 1976-12-01 3.212881624 1977-01-01 3.265551814 1977-02-01 3.273076127 1977-03-01 3.288124753 1977-04-01 3.318222005 1977-05-01 3.370892195 1977-06-01 3.370892195 1977-07-01 3.423562386 1977-08-01 3.446135325 1977-09-01 3.498805515 1977-10-01 3.506329828 1977-11-01 3.543951393 1977-12-01 3.596621583 1978-01-01 3.596621583 1978-02-01 3.604145896 1978-03-01 3.619194522 1978-04-01 3.686913339 1978-05-01 3.671864713 1978-06-01 3.619194522 1978-07-01 3.679389026 1978-08-01 3.724534903 1978-09-01 3.679389026 1978-10-01 3.709486278 1978-11-01 3.792253720 1978-12-01 3.837399597 1979-01-01 3.844923910 1979-02-01 3.935215666 1979-03-01 3.935215666 1979-04-01 4.055604673 1979-05-01 4.175993680 1979-06-01 4.281334061 1979-07-01 4.386674442 1979-08-01 4.484490510 1979-09-01 4.522112075 1979-10-01 4.559733639 1979-11-01 4.589830891 1979-12-01 4.627452456 1980-01-01 4.680122646 1980-02-01 4.747841463 1980-03-01 4.762890089 1980-04-01 4.808035966 1980-05-01 4.988619477 1980-06-01 5.063862606 1980-07-01 5.124057110 1980-08-01 5.184251613 1980-09-01 5.199300239 1980-10-01 5.289591994 1980-11-01 5.402456688 1980-12-01 5.417505314 1981-01-01 5.492748443 1981-02-01 5.530370008 1981-03-01 5.567991573 1981-04-01 5.620661763 1981-05-01 5.628186076 1981-06-01 5.650759015 1981-07-01 5.718477831 1981-08-01 5.748575083 1981-09-01 5.741050770 1981-10-01 5.808769587 1981-11-01 5.786196648 1981-12-01 5.816293900 1982-01-01 6.087169165 1982-02-01 6.124790730 1982-03-01 6.132315043 1982-04-01 6.132315043 1982-05-01 6.139839356 1982-06-01 6.162412295 1982-07-01 6.230131111 1982-08-01 6.200033859 1982-09-01 6.252704050 1982-10-01 6.327947179 1982-11-01 6.358044431 1982-12-01 6.395665996 1983-01-01 6.689114200 1983-02-01 6.704162826 1983-03-01 6.666541261 1983-04-01 6.824551833 1983-05-01 6.884746337 1983-06-01 6.990086718 1983-07-01 7.050281221 1983-08-01 7.042756908 1983-09-01 7.102951412 1983-10-01 7.102951412 1983-11-01 7.118000038 1983-12-01 7.163145915 1984-01-01 7.411448242 1984-02-01 7.531837249 1984-03-01 7.546885875 1984-04-01 7.652226256 1984-05-01 7.697372134 1984-06-01 7.719945073 1984-07-01 7.750042324 1984-08-01 7.734993698 1984-09-01 7.727469385 1984-10-01 7.734993698 1984-11-01 7.734993698 1984-12-01 7.810236828 1985-01-01 7.847858392 1985-02-01 7.810236828 1985-03-01 7.825285454 1985-04-01 8.028441903 1985-05-01 8.051014842 1985-06-01 8.126257971 1985-07-01 8.118733658 1985-08-01 8.111209345 1985-09-01 8.096160719 1985-10-01 8.103685032 1985-11-01 8.126257971 1985-12-01 8.156355223 1986-01-01 8.254171291 1986-02-01 8.314365794 1986-03-01 8.284268543 1986-04-01 8.291792856 1986-05-01 8.397133237 1986-06-01 8.412181863 1986-07-01 8.397133237 1986-08-01 8.412181863 1986-09-01 8.652959877 1986-10-01 8.826019074 1986-11-01 8.871164952 1986-12-01 8.901262203 1987-01-01 8.931359455 1987-02-01 9.059272775 1987-03-01 9.036699836 1987-04-01 9.044224149 1987-05-01 9.217283347 1987-06-01 9.239856286 1987-07-01 9.277477850 1987-08-01 9.330148041 1987-09-01 9.397866857 1987-10-01 9.525780177 1987-11-01 9.691315062 1987-12-01 9.728936626 1988-01-01 9.759033878 1988-02-01 9.811704069 1988-03-01 9.819228382 1988-04-01 9.886947198 1988-05-01 9.977238953 1988-06-01 10.014860520 1988-07-01 10.127725210 1988-08-01 10.165346780 1988-09-01 10.165346780 1988-10-01 10.202968340 1988-11-01 10.248114220 1988-12-01 10.270687160 1989-01-01 10.323357350 1989-02-01 10.451270670 1989-03-01 10.473843610 1989-04-01 10.639378490 1989-05-01 10.707097310 1989-06-01 10.684524370 1989-07-01 10.737194560 1989-08-01 10.744718870 1989-09-01 10.767291810 1989-10-01 10.850059250 1989-11-01 10.902729440 1989-12-01 10.895205130 1990-01-01 11.000545510 1990-02-01 11.105885890 1990-03-01 11.060740020 1990-04-01 11.188653340 1990-05-01 11.278945090 1990-06-01 11.429431350 1990-07-01 11.685257990 1990-08-01 11.752976810 1990-09-01 11.813171310 1990-10-01 11.933560320 1990-11-01 11.971181880 1990-12-01 11.978706190 1991-01-01 12.068997950 1991-02-01 12.106619510 1991-03-01 12.114143830 1991-04-01 12.339873220 1991-05-01 12.362446150 1991-06-01 12.422640660 1991-07-01 12.655894360 1991-08-01 12.896672370 1991-09-01 12.911721000 1991-10-01 13.009537070 1991-11-01 13.152499010 1991-12-01 13.175071950 1992-01-01 13.235266450 1992-02-01 13.265363710 1992-03-01 13.355655460 1992-04-01 13.476044470 1992-05-01 13.491093090 1992-06-01 13.581384850 1992-07-01 13.603957790 1992-08-01 13.634055040 1992-09-01 13.656627980 1992-10-01 13.709298170 1992-11-01 13.746919730 1992-12-01 13.837211490 1993-01-01 14.243524390 1993-02-01 14.529448280 1993-03-01 14.747653350 1993-04-01 14.770226290 1993-05-01 14.785274920 1993-06-01 14.822896480 1993-07-01 14.928236870 1993-08-01 14.973382740 1993-09-01 15.011004310 1993-10-01 15.101296060 1993-11-01 15.161490570 1993-12-01 15.244258010 1994-01-01 15.439890150 1994-02-01 15.710765410 1994-03-01 15.816105790 1994-04-01 15.861251670 1994-05-01 15.936494800 1994-06-01 15.959067740 1994-07-01 16.177272810 1994-08-01 16.320234760 1994-09-01 16.410526510 1994-10-01 16.553488460 1994-11-01 16.628731590 1994-12-01 16.719023340 1995-01-01 16.907131170 1995-02-01 17.125336240 1995-03-01 17.230676620 1995-04-01 17.516600520 1995-05-01 17.606892270 1995-06-01 17.636989520 1995-07-01 17.757378530 1995-08-01 17.817573030 1995-09-01 17.877767540 1995-10-01 17.998156540 1995-11-01 18.073399670 1995-12-01 18.216361620 1996-01-01 18.780685090 1996-02-01 19.028987420 1996-03-01 18.901074100 1996-04-01 18.953744290 1996-05-01 19.081657610 1996-06-01 18.938695660 1996-07-01 19.066608980 1996-08-01 19.059084670 1996-09-01 19.096706230 1996-10-01 19.171949360 1996-11-01 19.254716800 1996-12-01 19.314911310 1997-01-01 19.645981080 1997-02-01 19.788943020 1997-03-01 19.796467340 1997-04-01 19.879234780 1997-05-01 19.939429280 1997-06-01 19.931904970 1997-07-01 20.089915540 1997-08-01 20.278023360 1997-09-01 20.496228440 1997-10-01 20.782152330 1997-11-01 20.947687210 1997-12-01 21.308854240 1998-01-01 22.836289760 1998-02-01 25.725625930 1998-03-01 27.087526570 1998-04-01 28.359135460 1998-05-01 29.841425100 1998-06-01 31.225898690 1998-07-01 33.897029780 1998-08-01 36.033934650 1998-09-01 37.388310980 1998-10-01 37.290494910 1998-11-01 37.320592160 1998-12-01 37.847294070 1999-01-01 38.968416700 1999-02-01 39.465021350 1999-03-01 39.389778220 1999-04-01 39.126427270 1999-05-01 39.013562570 1999-06-01 38.885649250 1999-07-01 38.471812040 1999-08-01 38.118169330 1999-09-01 37.854818380 1999-10-01 37.877391320 1999-11-01 37.915012890 1999-12-01 38.577152420 2000-01-01 39.081281390 2000-02-01 39.111378640 2000-03-01 38.930795130 2000-04-01 39.149000210 2000-05-01 39.480069980 2000-06-01 39.675702110 2000-07-01 40.187355390 2000-08-01 40.390511840 2000-09-01 40.367938900 2000-10-01 40.834446300 2000-11-01 41.376196840 2000-12-01 42.181298320 2001-01-01 42.316735950 2001-02-01 42.677902970 2001-03-01 43.061642930 2001-04-01 43.264799380 2001-05-01 43.753879720 2001-06-01 44.483738080 2001-07-01 45.424277200 2001-08-01 45.333985440 2001-09-01 45.619909330 2001-10-01 45.928406160 2001-11-01 46.718459020 2001-12-01 47.470890310 2002-01-01 48.479148250 2002-02-01 49.028423090 2002-03-01 49.178909350 2002-04-01 49.081093280 2002-05-01 49.479881870 2002-06-01 49.630368130 2002-07-01 49.976486520 2002-08-01 50.126972780 2002-09-01 50.427945300 2002-10-01 50.676247630 2002-11-01 51.579165180 2002-12-01 52.181110210 2003-01-01 52.677714870 2003-02-01 52.775530930 2003-03-01 52.677714870 2003-04-01 52.828201120 2003-05-01 52.978687380 2003-06-01 53.076503450 2003-07-01 53.076503450 2003-08-01 53.430146160 2003-09-01 53.625778300 2003-10-01 53.926750810 2003-11-01 54.430879780 2003-12-01 54.874814240 2004-01-01 55.228456950 2004-02-01 55.175786760 2004-03-01 55.378943210 2004-04-01 55.928218050 2004-05-01 56.424822710 2004-06-01 56.673125040 2004-07-01 56.928951680 2004-08-01 56.974097550 2004-09-01 56.974097550 2004-10-01 57.275070070 2004-11-01 57.824344910 2004-12-01 58.426289950 2005-01-01 59.223867120 2005-02-01 59.126051050 2005-03-01 60.277270930 2005-04-01 60.472903070 2005-05-01 60.600816390 2005-06-01 60.901788910 2005-07-01 61.375820620 2005-08-01 61.714414700 2005-09-01 62.135776230 2005-10-01 67.545757230 2005-11-01 68.433626150 2005-12-01 68.403528900 2006-01-01 69.329019390 2006-02-01 69.735332290 2006-03-01 69.757905230 2006-04-01 69.788002480 2006-05-01 70.051353440 2006-06-01 70.367374580 2006-07-01 70.683395720 2006-08-01 70.909125110 2006-09-01 71.180000380 2006-10-01 71.796994040 2006-11-01 72.037772050 2006-12-01 72.918116660 2007-01-01 73.670547960 2007-02-01 74.129531050 2007-03-01 74.302590240 2007-04-01 74.182201240 2007-05-01 74.257444370 2007-06-01 74.430503560 2007-07-01 74.964729780 2007-08-01 75.521528940 2007-09-01 76.130998290 2007-10-01 76.732943320 2007-11-01 76.875905270 2007-12-01 77.718628320 2008-01-01 79.095577590 2008-02-01 79.614755180 2008-03-01 80.374710780 2008-04-01 80.833693870 2008-05-01 81.969865130 2008-06-01 82.827636800 2008-07-01 83.963808050 2008-08-01 84.392693890 2008-09-01 85.212844000 2008-10-01 85.596583960 2008-11-01 85.701924340 2008-12-01 85.671827090 2009-01-01 85.611632590 2009-02-01 85.792216100 2009-03-01 85.980323920 2009-04-01 85.716972970 2009-05-01 85.754594530 2009-06-01 85.852410600 2009-07-01 86.236150560 2009-08-01 86.717706590 2009-09-01 87.628148450 2009-10-01 87.793683340 2009-11-01 87.771110400 2009-12-01 88.057034290 2010-01-01 88.794416960 2010-02-01 89.072816540 2010-03-01 88.929854590 2010-04-01 89.065292230 2010-05-01 89.321118870 2010-06-01 90.186414850 2010-07-01 91.600985680 2010-08-01 92.300746790 2010-09-01 92.707059690 2010-10-01 92.767254190 2010-11-01 93.324053350 2010-12-01 94.181825020 2011-01-01 95.024548070 2011-02-01 95.152461390 2011-03-01 94.843964560 2011-04-01 94.550516360 2011-05-01 94.663381050 2011-06-01 95.182558640 2011-07-01 95.822125240 2011-08-01 96.717518480 2011-09-01 96.980869430 2011-10-01 96.868004740 2011-11-01 97.199074510 2011-12-01 97.748349350 2012-01-01 98.493256330 2012-02-01 98.538402210 2012-03-01 98.606121030 2012-04-01 98.809277480 2012-05-01 98.876996290 2012-06-01 99.493989960 2012-07-01 100.193751100 2012-08-01 101.149338800 2012-09-01 101.164387400 2012-10-01 101.329922300 2012-11-01 101.397641100 2012-12-01 101.946916000 2013-01-01 102.560000000 2013-02-01 103.280000000 2013-03-01 103.770000000 2013-04-01 103.820000000 2013-05-01 103.920000000 2013-06-01 104.980000000 2013-07-01 108.150000000 2013-08-01 109.220000000 2013-09-01 108.950000000 2013-10-01 109.150000000 2013-11-01 109.330000000 2013-12-01 109.820000000 2014-01-01 110.990000000 2014-02-01 111.280000000 2014-03-01 111.370000000 2014-04-01 111.350000000 2014-05-01 111.530000000 2014-06-01 112.010000000 2014-07-01 113.050000000 2014-08-01 113.580000000 2014-09-01 113.890000000 2014-10-01 114.420000000 2014-11-01 116.140000000 2014-12-01 119.000000000 2015-01-01 118.710000000 2015-02-01 118.280000000 2015-03-01 118.480000000 2015-04-01 118.910000000 2015-05-01 119.500000000 2015-06-01 120.140000000 2015-07-01 121.260000000 2015-08-01 121.730000000 2015-09-01 121.670000000 2015-10-01 121.570000000 2015-11-01 121.820000000 2015-12-01 122.990000000 2016-01-01 123.620000000 2016-02-01 123.510000000 2016-03-01 123.750000000 2016-04-01 123.190000000 2016-05-01 123.480000000 2016-06-01 124.290000000 2016-07-01 125.150000000 2016-08-01 125.130000000 2016-09-01 125.410000000 2016-10-01 125.590000000 2016-11-01 126.180000000 2016-12-01 126.710000000 2017-01-01 127.940000000 2017-02-01 128.240000000 2017-03-01 128.220000000 2017-04-01 128.330000000 2017-05-01 128.830000000 2017-06-01 129.720000000 2017-07-01 130.000000000 2017-08-01 129.910000000 2017-09-01 130.080000000 2017-10-01 130.090000000 2017-11-01 130.350000000 2017-12-01 131.280000000 2018-01-01 132.100000000 2018-02-01 132.320000000 2018-03-01 132.580000000 2018-04-01 132.710000000 2018-05-01 132.990000000 2018-06-01 133.770000000 2018-07-01 134.140000000 2018-08-01 134.070000000 2018-09-01 133.830000000 2018-10-01 134.200000000