Month Index 2015=100 1996-01-01 37.63 1996-02-01 37.74 1996-03-01 37.77 1996-04-01 37.84 1996-05-01 37.90 1996-06-01 37.95 1996-07-01 38.05 1996-08-01 38.13 1996-09-01 38.93 1996-10-01 39.11 1996-11-01 39.30 1996-12-01 39.35 1997-01-01 39.50 1997-02-01 39.71 1997-03-01 39.95 1997-04-01 40.16 1997-05-01 40.36 1997-06-01 40.48 1997-07-01 40.58 1997-08-01 40.72 1997-09-01 42.54 1997-10-01 42.87 1997-11-01 43.12 1997-12-01 43.24 1998-01-01 43.60 1998-02-01 43.78 1998-03-01 43.87 1998-04-01 43.97 1998-05-01 44.09 1998-06-01 44.14 1998-07-01 44.19 1998-08-01 44.28 1998-09-01 45.76 1998-10-01 48.61 1998-11-01 48.73 1998-12-01 48.80 1999-01-01 48.93 1999-02-01 49.15 1999-03-01 49.22 1999-04-01 49.32 1999-05-01 49.40 1999-06-01 49.46 1999-07-01 49.51 1999-08-01 49.54 1999-09-01 50.89 1999-10-01 52.24 1999-11-01 52.62 1999-12-01 52.74 2000-01-01 52.83 2000-02-01 52.96 2000-03-01 53.01 2000-04-01 53.04 2000-05-01 53.07 2000-06-01 53.10 2000-07-01 53.11 2000-08-01 53.17 2000-09-01 54.41 2000-10-01 55.08 2000-11-01 55.18 2000-12-01 55.19 2001-01-01 55.28 2001-02-01 55.36 2001-03-01 55.38 2001-04-01 55.39 2001-05-01 55.41 2001-06-01 55.44 2001-07-01 55.46 2001-08-01 55.48 2001-09-01 56.51 2001-10-01 57.33 2001-11-01 57.40 2001-12-01 57.45 2002-01-01 57.57 2002-02-01 57.64 2002-03-01 57.69 2002-04-01 57.71 2002-05-01 57.72 2002-06-01 57.73 2002-07-01 57.77 2002-08-01 57.81 2002-09-01 58.84 2002-10-01 60.18 2002-11-01 60.25 2002-12-01 60.28 2003-01-01 60.38 2003-02-01 60.47 2003-03-01 60.54 2003-04-01 60.60 2003-05-01 60.61 2003-06-01 60.63 2003-07-01 60.78 2003-08-01 60.78 2003-09-01 61.68 2003-10-01 62.53 2003-11-01 62.59 2003-12-01 62.60 2004-01-01 62.83 2004-02-01 62.88 2004-03-01 62.89 2004-04-01 62.91 2004-05-01 62.92 2004-06-01 62.93 2004-07-01 63.00 2004-08-01 63.02 2004-09-01 64.01 2004-10-01 65.06 2004-11-01 65.16 2004-12-01 65.21 2005-01-01 65.35 2005-02-01 65.40 2005-03-01 65.42 2005-04-01 65.44 2005-05-01 65.45 2005-06-01 65.46 2005-07-01 65.52 2005-08-01 65.53 2005-09-01 66.20 2005-10-01 67.21 2005-11-01 67.27 2005-12-01 67.32 2006-01-01 67.48 2006-02-01 67.53 2006-03-01 67.58 2006-04-01 67.62 2006-05-01 67.64 2006-06-01 67.65 2006-07-01 67.69 2006-08-01 67.74 2006-09-01 69.09 2006-10-01 71.23 2006-11-01 71.32 2006-12-01 71.33 2007-01-01 71.47 2007-02-01 71.50 2007-03-01 71.51 2007-04-01 73.99 2007-05-01 73.99 2007-06-01 74.00 2007-07-01 74.03 2007-08-01 74.14 2007-09-01 75.62 2007-10-01 78.10 2007-11-01 78.18 2007-12-01 78.18 2008-01-01 78.36 2008-02-01 78.48 2008-03-01 78.51 2008-04-01 78.57 2008-05-01 78.66 2008-06-01 78.67 2008-07-01 78.70 2008-08-01 78.49 2008-09-01 79.55 2008-10-01 80.97 2008-11-01 80.98 2008-12-01 81.01 2009-01-01 81.11 2009-02-01 81.21 2009-03-01 81.06 2009-04-01 81.07 2009-05-01 81.07 2009-06-01 81.07 2009-07-01 81.08 2009-08-01 80.91 2009-09-01 81.85 2009-10-01 83.27 2009-11-01 83.33 2009-12-01 83.35 2010-01-01 83.42 2010-02-01 83.46 2010-03-01 83.45 2010-04-01 83.40 2010-05-01 83.42 2010-06-01 83.44 2010-07-01 83.46 2010-08-01 83.55 2010-09-01 84.51 2010-10-01 85.35 2010-11-01 85.38 2010-12-01 85.39 2011-01-01 85.45 2011-02-01 85.50 2011-03-01 85.57 2011-04-01 85.60 2011-05-01 85.61 2011-06-01 85.63 2011-07-01 85.66 2011-08-01 85.55 2011-09-01 86.66 2011-10-01 87.07 2011-11-01 87.11 2011-12-01 87.12 2012-01-01 87.26 2012-02-01 87.28 2012-03-01 87.30 2012-04-01 87.21 2012-05-01 87.24 2012-06-01 87.24 2012-07-01 87.28 2012-08-01 87.32 2012-09-01 87.83 2012-10-01 93.19 2012-11-01 93.22 2012-12-01 93.24 2013-01-01 93.59 2013-02-01 93.62 2013-03-01 93.66 2013-04-01 93.68 2013-05-01 93.69 2013-06-01 93.69 2013-07-01 93.73 2013-08-01 93.76 2013-09-01 94.31 2013-10-01 96.07 2013-11-01 96.09 2013-12-01 96.11 2014-01-01 96.27 2014-02-01 96.34 2014-03-01 96.38 2014-04-01 96.42 2014-05-01 96.42 2014-06-01 96.45 2014-07-01 96.49 2014-08-01 96.50 2014-09-01 97.25 2014-10-01 99.22 2014-11-01 99.25 2014-12-01 99.29 2015-01-01 99.34 2015-02-01 99.37 2015-03-01 99.38 2015-04-01 99.38 2015-05-01 99.40 2015-06-01 99.41 2015-07-01 99.42 2015-08-01 99.43 2015-09-01 100.02 2015-10-01 101.61 2015-11-01 101.62 2015-12-01 101.61 2016-01-01 101.73 2016-02-01 101.75 2016-03-01 101.77 2016-04-01 101.80 2016-05-01 101.80 2016-06-01 101.79 2016-07-01 101.84 2016-08-01 101.91 2016-09-01 102.79 2016-10-01 103.20 2016-11-01 103.24 2016-12-01 103.25 2017-01-01 103.36 2017-02-01 103.44 2017-03-01 103.45 2017-04-01 103.48 2017-05-01 103.51 2017-06-01 103.51 2017-07-01 103.53 2017-08-01 103.56 2017-09-01 104.21 2017-10-01 102.85 2017-11-01 102.88 2017-12-01 102.90 2018-01-01 103.15 2018-02-01 103.17 2018-03-01 103.22 2018-04-01 103.28 2018-05-01 103.31 2018-06-01 103.31 2018-07-01 103.32 2018-08-01 102.39 2018-09-01 103.33