Month Index source base 1985-01-01 22.785 1985-02-01 22.785 1985-03-01 22.785 1985-04-01 22.991 1985-05-01 23.083 1985-06-01 23.083 1985-07-01 23.038 1985-08-01 23.038 1985-09-01 23.267 1985-10-01 23.267 1985-11-01 23.267 1985-12-01 23.315 1986-01-01 23.337 1986-02-01 23.569 1986-03-01 23.569 1986-04-01 23.569 1986-05-01 23.569 1986-06-01 23.752 1986-07-01 23.775 1986-08-01 23.752 1986-09-01 23.752 1986-10-01 23.707 1986-11-01 23.707 1986-12-01 23.730 1987-01-01 23.752 1987-02-01 23.775 1987-03-01 23.821 1987-04-01 23.821 1987-05-01 23.821 1987-06-01 23.868 1987-07-01 24.121 1987-08-01 24.121 1987-09-01 24.121 1987-10-01 24.145 1987-11-01 24.145 1987-12-01 24.121 1988-01-01 24.168 1988-02-01 24.260 1988-03-01 24.352 1988-04-01 24.352 1988-05-01 24.375 1988-06-01 24.398 1988-07-01 24.467 1988-08-01 24.514 1988-09-01 24.606 1988-10-01 24.652 1988-11-01 24.652 1988-12-01 24.698 1989-01-01 24.744 1989-02-01 24.744 1989-03-01 24.744 1989-04-01 24.998 1989-05-01 25.574 1989-06-01 25.804 1989-07-01 25.990 1989-08-01 26.289 1989-09-01 26.312 1989-10-01 26.358 1989-11-01 26.381 1989-12-01 26.381 1990-01-01 26.496 1990-02-01 26.523 1990-03-01 26.658 1990-04-01 26.766 1990-05-01 26.847 1990-06-01 27.010 1990-07-01 27.117 1990-08-01 27.171 1990-09-01 27.497 1990-10-01 27.524 1990-11-01 27.578 1990-12-01 27.605 1991-01-01 27.957 1991-02-01 28.173 1991-03-01 28.146 1991-04-01 28.146 1991-05-01 28.227 1991-06-01 28.281 1991-07-01 28.065 1991-08-01 27.821 1991-09-01 27.740 1991-10-01 27.713 1991-11-01 27.713 1991-12-01 28.254 1992-01-01 28.714 1992-02-01 29.012 1992-03-01 29.066 1992-04-01 29.039 1992-05-01 29.039 1992-06-01 29.120 1992-07-01 29.553 1992-08-01 29.716 1992-09-01 29.797 1992-10-01 29.851 1992-11-01 30.203 1992-12-01 30.338 1993-01-01 30.365 1993-02-01 30.555 1993-03-01 31.042 1993-04-01 31.393 1993-05-01 31.448 1993-06-01 31.313 1993-07-01 31.313 1993-08-01 31.313 1993-09-01 31.367 1993-10-01 31.393 1993-11-01 31.420 1993-12-01 31.420 1994-01-01 34.100 1994-02-01 34.209 1994-03-01 34.236 1994-04-01 34.289 1994-05-01 34.344 1994-06-01 34.344 1994-07-01 34.370 1994-08-01 34.344 1994-09-01 34.289 1994-10-01 34.289 1994-11-01 34.289 1994-12-01 34.317 1995-01-01 34.272 1995-02-01 34.237 1995-03-01 34.272 1995-04-01 34.272 1995-05-01 34.272 1995-06-01 35.113 1995-07-01 35.393 1995-08-01 35.393 1995-09-01 35.569 1995-10-01 35.884 1995-11-01 35.919 1995-12-01 35.954 1996-01-01 36.024 1996-02-01 36.094 1996-03-01 36.094 1996-04-01 36.234 1996-05-01 36.374 1996-06-01 36.374 1996-07-01 39.633 1996-08-01 40.229 1996-09-01 40.509 1996-10-01 40.509 1996-11-01 40.475 1996-12-01 40.475 1997-01-01 40.509 1997-02-01 40.509 1997-03-01 40.509 1997-04-01 40.509 1997-05-01 40.509 1997-06-01 40.650 1997-07-01 40.685 1997-08-01 40.895 1997-09-01 41.000 1997-10-01 41.035 1997-11-01 41.035 1997-12-01 41.175 1998-01-01 41.526 1998-02-01 41.911 1998-03-01 43.138 1998-04-01 43.593 1998-05-01 43.663 1998-06-01 43.804 1998-07-01 43.804 1998-08-01 43.838 1998-09-01 43.838 1998-10-01 43.804 1998-11-01 43.734 1998-12-01 43.663 1999-01-01 46.291 1999-02-01 46.257 1999-03-01 46.221 1999-04-01 46.186 1999-05-01 46.151 1999-06-01 46.186 1999-07-01 46.151 1999-08-01 46.151 1999-09-01 46.151 1999-10-01 46.151 1999-11-01 46.117 1999-12-01 46.046 2000-01-01 46.883 2000-02-01 46.790 2000-03-01 46.651 2000-04-01 46.511 2000-05-01 46.557 2000-06-01 46.464 2000-07-01 46.418 2000-08-01 46.557 2000-09-01 46.511 2000-10-01 46.418 2000-11-01 46.418 2000-12-01 46.464 2001-01-01 49.024 2001-02-01 49.024 2001-03-01 48.978 2001-04-01 48.745 2001-05-01 48.885 2001-06-01 48.885 2001-07-01 48.792 2001-08-01 48.838 2001-09-01 48.838 2001-10-01 48.792 2001-11-01 48.792 2001-12-01 48.838 2002-01-01 49.024 2002-02-01 52.842 2002-03-01 52.842 2002-04-01 52.842 2002-05-01 52.842 2002-06-01 52.796 2002-07-01 52.703 2002-08-01 52.842 2002-09-01 52.796 2002-10-01 52.842 2002-11-01 52.796 2002-12-01 52.796 2003-01-01 52.796 2003-02-01 53.448 2003-03-01 54.053 2003-04-01 54.239 2003-05-01 54.146 2003-06-01 54.146 2003-07-01 54.007 2003-08-01 54.146 2003-09-01 54.146 2003-10-01 54.146 2003-11-01 54.099 2003-12-01 54.146 2004-01-01 54.099 2004-02-01 54.099 2004-03-01 54.146 2004-04-01 54.146 2004-05-01 54.797 2004-06-01 54.751 2004-07-01 54.751 2004-08-01 54.797 2004-09-01 54.797 2004-10-01 54.845 2004-11-01 54.845 2004-12-01 54.797 2005-01-01 62.611 2005-02-01 62.674 2005-03-01 62.674 2005-04-01 62.611 2005-05-01 62.674 2005-06-01 62.674 2005-07-01 62.674 2005-08-01 62.674 2005-09-01 62.674 2005-10-01 62.736 2005-11-01 62.736 2005-12-01 62.736 2006-01-01 62.611 2006-02-01 62.548 2006-03-01 62.548 2006-04-01 62.548 2006-05-01 62.485 2006-06-01 62.485 2006-07-01 62.485 2006-08-01 62.485 2006-09-01 62.611 2006-10-01 62.611 2006-11-01 62.611 2006-12-01 62.611 2007-01-01 62.548 2007-02-01 62.548 2007-03-01 62.611 2007-04-01 62.611 2007-05-01 62.674 2007-06-01 62.862 2007-07-01 62.925 2007-08-01 62.987 2007-09-01 62.987 2007-10-01 62.987 2007-11-01 62.987 2007-12-01 62.987 2008-01-01 62.987 2008-02-01 62.987 2008-03-01 62.987 2008-04-01 62.987 2008-05-01 62.987 2008-06-01 62.987 2008-07-01 62.987 2008-08-01 63.363 2008-09-01 63.363 2008-10-01 63.363 2008-11-01 63.363 2008-12-01 63.363 2009-01-01 63.677 2009-02-01 63.739 2009-03-01 63.802 2009-04-01 63.802 2009-05-01 63.865 2009-06-01 63.865 2009-07-01 63.802 2009-08-01 63.865 2009-09-01 63.927 2009-10-01 63.927 2009-11-01 63.990 2009-12-01 64.052 2010-01-01 64.179 2010-02-01 64.179 2010-03-01 64.051 2010-04-01 64.115 2010-05-01 64.051 2010-06-01 64.115 2010-07-01 63.987 2010-08-01 64.115 2010-09-01 64.179 2010-10-01 64.179 2010-11-01 64.179 2010-12-01 64.115 2011-01-01 64.115 2011-02-01 64.051 2011-03-01 64.051 2011-04-01 63.987 2011-05-01 64.885 2011-06-01 64.821 2011-07-01 64.821 2011-08-01 64.949 2011-09-01 64.949 2011-10-01 64.949 2011-11-01 64.949 2011-12-01 64.885 2012-01-01 64.955 2012-02-01 65.436 2012-03-01 65.340 2012-04-01 65.423 2012-05-01 65.231 2012-06-01 65.436 2012-07-01 65.340 2012-08-01 65.673 2012-09-01 66.000 2012-10-01 66.039 2012-11-01 66.032 2012-12-01 66.103 2013-01-01 66.564 2013-02-01 66.564 2013-03-01 66.712 2013-04-01 66.622 2013-05-01 66.654 2013-06-01 66.661 2013-07-01 66.667 2013-08-01 66.693 2013-09-01 66.718 2013-10-01 66.744 2013-11-01 66.782 2013-12-01 66.757 2014-01-01 66.686 2014-02-01 66.744 2014-03-01 66.654 2014-04-01 66.641 2014-05-01 66.545 2014-06-01 66.507 2014-07-01 66.507 2014-08-01 66.635 2014-09-01 66.635 2014-10-01 66.648 2014-11-01 66.680 2014-12-01 66.673 2015-01-01 99.780 2015-02-01 99.830 2015-03-01 99.800 2015-04-01 99.920 2015-05-01 99.930 2015-06-01 99.840 2015-07-01 100.150 2015-08-01 100.180 2015-09-01 100.120 2015-10-01 100.140 2015-11-01 100.020 2015-12-01 100.310 2016-01-01 100.490 2016-02-01 100.650 2016-03-01 100.670 2016-04-01 100.730 2016-05-01 100.740 2016-06-01 100.580 2016-07-01 100.540 2016-08-01 100.800 2016-09-01 100.620 2016-10-01 100.710 2016-11-01 100.870 2016-12-01 100.850 2017-01-01 101.340 2017-02-01 102.030 2017-03-01 102.120 2017-04-01 102.280 2017-05-01 102.140 2017-06-01 102.310 2017-07-01 102.360 2017-08-01 102.440 2017-09-01 102.460 2017-10-01 102.360 2017-11-01 102.320 2017-12-01 102.290 2018-01-01 102.470 2018-02-01 102.560 2018-03-01 102.380 2018-04-01 102.490 2018-05-01 102.360 2018-06-01 102.330 2018-07-01 102.520 2018-08-01 102.500 2018-09-01 102.440 2018-10-01 102.440