Month Index 2015=100 1996-01-01 40.81 1996-02-01 40.81 1996-03-01 40.81 1996-04-01 40.81 1996-05-01 40.81 1996-06-01 40.81 1996-07-01 40.81 1996-08-01 40.81 1996-09-01 40.93 1996-10-01 40.93 1996-11-01 40.93 1996-12-01 40.93 1997-01-01 40.93 1997-02-01 40.97 1997-03-01 40.97 1997-04-01 40.97 1997-05-01 38.11 1997-06-01 38.11 1997-07-01 38.11 1997-08-01 38.11 1997-09-01 40.44 1997-10-01 40.93 1997-11-01 40.93 1997-12-01 40.93 1998-01-01 40.93 1998-02-01 41.14 1998-03-01 41.14 1998-04-01 41.14 1998-05-01 41.14 1998-06-01 41.99 1998-07-01 43.10 1998-08-01 43.10 1998-09-01 43.18 1998-10-01 43.18 1998-11-01 43.18 1998-12-01 43.18 1999-01-01 43.18 1999-02-01 44.04 1999-03-01 44.40 1999-04-01 44.49 1999-05-01 44.49 1999-06-01 44.49 1999-07-01 44.49 1999-08-01 44.49 1999-09-01 44.32 1999-10-01 44.32 1999-11-01 44.40 1999-12-01 44.77 2000-01-01 45.22 2000-02-01 45.22 2000-03-01 45.34 2000-04-01 45.88 2000-05-01 46.28 2000-06-01 46.57 2000-07-01 46.61 2000-08-01 46.61 2000-09-01 46.61 2000-10-01 46.61 2000-11-01 46.61 2000-12-01 46.61 2001-01-01 46.61 2001-02-01 46.81 2001-03-01 46.87 2001-04-01 48.07 2001-05-01 48.26 2001-06-01 48.46 2001-07-01 48.46 2001-08-01 48.46 2001-09-01 48.70 2001-10-01 49.73 2001-11-01 50.23 2001-12-01 50.33 2002-01-01 50.31 2002-02-01 50.31 2002-03-01 50.32 2002-04-01 50.32 2002-05-01 50.45 2002-06-01 51.42 2002-07-01 51.91 2002-08-01 51.96 2002-09-01 51.96 2002-10-01 52.08 2002-11-01 53.19 2002-12-01 53.61 2003-01-01 53.72 2003-02-01 53.78 2003-03-01 54.24 2003-04-01 54.54 2003-05-01 55.00 2003-06-01 55.33 2003-07-01 55.40 2003-08-01 55.48 2003-09-01 55.48 2003-10-01 55.73 2003-11-01 56.25 2003-12-01 56.97 2004-01-01 57.06 2004-02-01 57.06 2004-03-01 57.14 2004-04-01 57.51 2004-05-01 59.04 2004-06-01 60.04 2004-07-01 60.53 2004-08-01 60.61 2004-09-01 60.77 2004-10-01 60.92 2004-11-01 61.65 2004-12-01 62.04 2005-01-01 62.24 2005-02-01 62.24 2005-03-01 62.74 2005-04-01 64.15 2005-05-01 65.00 2005-06-01 65.49 2005-07-01 65.56 2005-08-01 65.66 2005-09-01 65.73 2005-10-01 65.73 2005-11-01 65.73 2005-12-01 65.73 2006-01-01 65.74 2006-02-01 65.74 2006-03-01 65.74 2006-04-01 65.74 2006-05-01 65.74 2006-06-01 68.01 2006-07-01 68.23 2006-08-01 68.28 2006-09-01 68.31 2006-10-01 68.31 2006-11-01 68.39 2006-12-01 68.40 2007-01-01 68.40 2007-02-01 68.40 2007-03-01 69.47 2007-04-01 70.48 2007-05-01 70.99 2007-06-01 71.05 2007-07-01 71.44 2007-08-01 71.55 2007-09-01 71.74 2007-10-01 71.91 2007-11-01 71.91 2007-12-01 72.37 2008-01-01 72.37 2008-02-01 72.95 2008-03-01 73.10 2008-04-01 74.72 2008-05-01 76.32 2008-06-01 76.67 2008-07-01 76.79 2008-08-01 76.79 2008-09-01 76.79 2008-10-01 76.80 2008-11-01 76.90 2008-12-01 76.90 2009-01-01 76.97 2009-02-01 77.25 2009-03-01 77.26 2009-04-01 78.60 2009-05-01 79.93 2009-06-01 79.97 2009-07-01 80.08 2009-08-01 80.08 2009-09-01 80.08 2009-10-01 80.08 2009-11-01 80.20 2009-12-01 80.47 2010-01-01 80.47 2010-02-01 80.70 2010-03-01 80.96 2010-04-01 81.33 2010-05-01 82.04 2010-06-01 82.55 2010-07-01 82.86 2010-08-01 82.86 2010-09-01 82.81 2010-10-01 82.93 2010-11-01 83.18 2010-12-01 83.23 2011-01-01 83.19 2011-02-01 83.41 2011-03-01 83.51 2011-04-01 83.78 2011-05-01 84.81 2011-06-01 85.58 2011-07-01 85.76 2011-08-01 85.91 2011-09-01 85.99 2011-10-01 85.99 2011-11-01 86.02 2011-12-01 86.02 2012-01-01 86.02 2012-02-01 86.02 2012-03-01 86.60 2012-04-01 87.84 2012-05-01 88.32 2012-06-01 88.47 2012-07-01 88.91 2012-08-01 88.91 2012-09-01 89.44 2012-10-01 89.44 2012-11-01 89.44 2012-12-01 89.44 2013-01-01 89.71 2013-02-01 89.81 2013-03-01 90.37 2013-04-01 91.26 2013-05-01 91.26 2013-06-01 92.39 2013-07-01 92.39 2013-08-01 92.45 2013-09-01 93.29 2013-10-01 93.29 2013-11-01 93.50 2013-12-01 93.50 2014-01-01 93.50 2014-02-01 93.89 2014-03-01 94.08 2014-04-01 95.72 2014-05-01 96.49 2014-06-01 96.83 2014-07-01 96.90 2014-08-01 96.90 2014-09-01 96.97 2014-10-01 97.49 2014-11-01 97.49 2014-12-01 97.51 2015-01-01 97.51 2015-02-01 97.78 2015-03-01 97.99 2015-04-01 98.87 2015-05-01 99.93 2015-06-01 100.76 2015-07-01 100.86 2015-08-01 100.86 2015-09-01 101.24 2015-10-01 101.24 2015-11-01 101.29 2015-12-01 101.68 2016-01-01 101.78 2016-02-01 101.78 2016-03-01 102.05 2016-04-01 102.31 2016-05-01 102.73 2016-06-01 103.14 2016-07-01 103.63 2016-08-01 103.63 2016-09-01 103.73 2016-10-01 103.89 2016-11-01 103.89 2016-12-01 103.89 2017-01-01 103.92 2017-02-01 103.94 2017-03-01 103.98 2017-04-01 104.90 2017-05-01 105.56 2017-06-01 105.80 2017-07-01 105.80 2017-08-01 106.19 2017-09-01 106.19 2017-10-01 106.35 2017-11-01 106.47 2017-12-01 106.76 2018-01-01 106.76 2018-02-01 106.76 2018-03-01 106.76 2018-04-01 107.32 2018-05-01 107.96 2018-06-01 108.52 2018-07-01 108.88 2018-08-01 108.88 2018-09-01 109.08 2018-10-01 109.14